| IDAHO Climate Normals (1971-2000) other states |
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| IDAHO Climate Normals (1971-2000) other states |
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City:ABERDEEN EXPERIMNT STN State:ID Lat:42.57N Long:112.50W Elev: 4405 ID:100010 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 11.7 16.3 24.5 30.1 38.1 44.8 49.1 46.7 37.7 28.5 20.8 12.2 30.0 Maximum 31.0 37.1 47.3 57.9 66.9 76.3 85.0 85.1 74.7 62.0 44.2 32.9 58.4 Mean 21.4 26.7 35.9 44.0 52.5 60.6 67.1 65.9 56.2 45.3 32.5 22.6 44.2 Precip. 0.74 0.72 0.86 0.75 1.12 0.92 0.56 0.53 0.77 0.84 0.73 0.70 9.24 HDD 1352 1074 902 631 389 165 53 64 281 613 976 1317 7817 CDD 0 0 0 0 1 31 116 92 16 0 0 0 256 City:AMERICAN FALLS 3 NW State:ID Lat:42.47N Long:112.55W Elev: 4405 ID:100227 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.5 21.8 28.6 34.9 42.0 48.9 54.5 53.6 45.3 36.4 27.3 18.7 35.8 Maximum 32.9 39.2 49.7 60.1 68.7 78.2 86.3 85.8 75.4 61.8 44.1 33.8 59.7 Mean 25.2 30.5 39.2 47.5 55.4 63.6 70.4 69.7 60.4 49.1 35.7 26.3 47.8 Precip. 1.10 0.97 1.35 1.20 1.60 0.95 0.61 0.60 0.84 0.95 1.20 1.06 12.43 HDD 1235 967 800 526 312 124 24 25 185 495 879 1201 6773 CDD 0 0 0 0 12 80 191 171 45 2 0 0 501 City:ANDERSON DAM State:ID Lat:43.22N Long:115.27W Elev: 3882 ID:100282 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.1 19.7 26.4 32.8 40.3 46.9 53.4 53.0 45.4 36.7 27.1 18.9 34.9 Maximum 35.9 40.3 48.6 59.6 69.4 79.4 89.1 88.5 77.7 64.4 45.6 35.6 61.2 Mean 27.0 30.0 37.5 46.2 54.9 63.2 71.3 70.8 61.6 50.6 36.4 27.3 48.1 Precip. 3.23 2.27 2.09 1.40 1.48 0.88 0.53 0.38 0.87 1.20 2.86 3.17 20.36 HDD 1178 980 853 563 325 127 24 27 166 450 860 1171 6724 CDD 0 0 0 0 11 72 218 206 61 3 0 0 571 City:ARBON 2 NW State:ID Lat:42.30N Long:112.35W Elev: 5210 ID:100347 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 14.6 18.1 25.0 30.4 36.9 43.6 49.1 48.5 40.3 31.6 22.9 15.1 31.3 Maximum 30.2 34.9 45.1 56.2 65.8 76.0 84.9 84.2 74.1 60.4 41.9 31.7 57.1 Mean 22.4 26.5 35.1 43.3 51.4 59.8 67.0 66.4 57.2 46.0 32.4 23.4 44.2 Precip. 1.72 1.51 1.64 1.44 1.95 1.24 0.98 0.94 1.00 1.11 1.42 1.39 16.34 HDD 1320 1077 929 650 424 192 55 59 253 589 978 1290 7816 CDD 0 0 0 0 1 36 117 101 18 0 0 0 273 City:ARCO State:ID Lat:43.38N Long:113.18W Elev: 5325 ID:100375 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 4.8 9.6 20.7 28.8 36.6 43.4 48.4 47.0 38.0 29.0 17.6 6.2 27.5 Maximum 29.5 35.5 45.7 58.1 67.0 76.6 84.6 83.2 73.6 61.1 41.9 30.4 57.3 Mean 17.2 22.6 33.2 43.5 51.8 60.0 66.5 65.1 55.8 45.1 29.8 18.3 42.4 Precip. 0.82 1.05 0.86 0.75 1.32 0.90 0.83 0.78 0.70 0.63 0.80 0.81 10.25 HDD 1484 1189 987 648 409 185 72 89 294 619 1058 1448 8482 CDD 0 0 0 0 1 35 118 91 17 0 0 0 262 City:ARROWROCK DAM State:ID Lat:43.37N Long:115.55W Elev: 3275 ID:100448 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.3 24.9 31.2 36.7 43.5 50.5 56.8 56.2 46.9 37.8 29.8 22.4 38.2 Maximum 34.7 41.5 50.9 60.3 69.6 79.4 89.2 89.0 77.6 63.8 45.3 35.4 61.4 Mean 28.0 33.2 41.1 48.5 56.6 65.0 73.0 72.6 62.3 50.8 37.6 28.9 49.8 Precip. 2.87 2.43 2.01 1.52 1.41 0.95 0.40 0.33 0.85 1.07 2.70 2.96 19.50 HDD 1147 891 742 495 278 102 17 19 153 442 824 1118 6228 CDD 0 0 0 0 16 100 266 254 70 2 0 0 708 City:ASHTON State:ID Lat:44.04N Long:111.27W Elev: 5212 ID:100470 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.5 13.4 21.1 29.3 36.9 42.3 46.2 44.3 36.5 28.3 18.9 9.0 27.9 Maximum 29.5 34.4 41.9 53.3 64.4 73.6 81.6 82.0 72.9 60.6 41.8 30.9 55.6 Mean 19.0 23.9 31.5 41.3 50.7 58.0 63.9 63.2 54.7 44.5 30.4 20.0 41.8 Precip. 2.25 1.67 1.60 1.47 2.38 1.64 1.12 1.08 1.18 1.41 2.03 2.25 20.08 HDD 1427 1151 1038 712 446 229 103 114 317 637 1040 1397 8611 CDD 0 0 0 0 1 18 69 57 8 0 0 0 153 City:AVERY RS #2 State:ID Lat:47.15N Long:115.56W Elev: 2390 ID:100528 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.4 23.8 28.9 34.3 40.6 46.7 50.3 49.5 43.2 34.9 28.1 22.5 35.4 Maximum 32.1 36.7 47.2 58.4 68.2 76.0 84.5 84.7 73.3 56.2 38.4 31.2 57.2 Mean 26.8 30.3 38.1 46.4 54.4 61.4 67.4 67.1 58.3 45.6 33.3 26.9 46.3 Precip. 5.19 3.70 3.34 2.74 3.15 2.30 1.46 1.34 1.99 2.67 4.81 4.85 37.54 HDD 1186 974 835 559 337 155 68 64 233 604 952 1183 7150 CDD 0 0 0 0 8 45 143 129 30 0 0 0 355 City:BAYVIEW MODEL BASIN State:ID Lat:47.59N Long:116.34W Elev: 2075 ID:100667 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.8 23.9 27.0 31.8 38.4 44.7 48.9 47.6 39.9 32.0 28.1 22.7 33.9 Maximum 35.1 39.0 46.5 56.2 65.6 73.5 80.5 80.1 68.6 55.7 42.4 35.5 56.6 Mean 28.5 31.5 36.8 44.0 52.0 59.1 64.7 63.9 54.3 43.9 35.3 29.1 45.3 Precip. 2.66 2.32 2.18 1.94 2.37 1.92 1.25 1.19 1.25 1.81 3.13 3.29 25.31 HDD 1133 940 876 631 404 198 94 102 330 656 893 1113 7370 CDD 0 0 0 0 2 21 85 66 7 0 0 0 181 City:BLACKFOOT 1 SE State:ID Lat:43.11N Long:112.19W Elev: 4498 ID:100915 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 14.0 18.6 25.5 31.4 38.5 44.9 50.0 48.7 40.5 31.6 22.9 14.2 31.7 Maximum 30.5 37.4 48.7 59.0 67.8 77.3 85.0 84.8 74.8 61.9 43.9 32.0 58.6 Mean 22.3 28.0 37.1 45.2 53.2 61.1 67.5 66.8 57.7 46.8 33.4 23.1 45.2 Precip. 0.86 0.73 0.89 0.93 1.33 0.87 0.53 0.45 0.70 0.84 0.81 0.75 9.69 HDD 1326 1036 866 594 369 157 49 51 237 566 948 1299 7498 CDD 0 0 0 0 1 41 126 104 16 0 0 0 288 City:BLISS 4 NW State:ID Lat:42.57N Long:115.01W Elev: 3275 ID:101002 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.4 22.8 28.4 34.5 41.9 49.2 54.3 52.3 44.2 34.4 25.9 19.5 35.5 Maximum 35.9 43.1 53.7 62.8 71.8 81.6 90.1 89.1 78.8 66.2 48.0 37.2 63.2 Mean 27.2 33.0 41.1 48.7 56.9 65.4 72.2 70.7 61.5 50.3 37.0 28.4 49.4 Precip. 1.49 1.12 1.01 0.76 0.80 0.54 0.25 0.27 0.53 0.69 1.43 1.22 10.11 HDD 1173 897 743 491 267 90 14 21 168 459 841 1136 6300 CDD 0 0 0 0 13 101 237 196 63 3 0 0 613 City:BOISE 7 N State:ID Lat:43.44N Long:116.12W Elev: 3885 ID:101017 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.0 26.2 31.1 35.5 41.7 49.1 56.3 56.8 48.9 39.9 30.1 22.4 38.3 Maximum 35.6 42.0 50.2 58.4 67.7 77.8 87.6 86.8 75.4 61.7 45.3 36.2 60.4 Mean 28.8 34.1 40.7 47.0 54.7 63.5 72.0 71.8 62.2 50.8 37.7 29.3 49.4 Precip. 2.19 1.94 2.24 1.96 2.03 1.13 0.49 0.45 1.07 1.26 2.21 2.23 19.20 HDD 1121 866 756 543 330 132 24 25 158 442 820 1108 6325 CDD 0 0 0 0 11 85 240 236 74 2 0 0 648 City:BOISE LUCKY PEAK DAM State:ID Lat:43.32N Long:116.03W Elev: 2840 ID:101018 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.7 26.4 31.1 37.1 43.8 49.9 55.6 55.5 47.3 39.3 30.4 22.4 38.4 Maximum 38.6 45.4 54.4 62.9 72.1 81.4 90.2 90.0 79.5 66.8 49.3 39.1 64.1 Mean 30.2 35.9 42.8 50.0 58.0 65.7 72.9 72.8 63.4 53.1 39.9 30.8 51.3 Precip. 1.78 1.49 1.71 1.49 1.50 0.93 0.39 0.33 0.82 0.90 1.83 1.79 14.96 HDD 1081 814 691 452 239 90 18 19 135 374 755 1062 5730 CDD 0 0 0 3 20 109 263 258 87 3 0 0 743 City:BOISE AIR TERMINAL State:ID Lat:43.34N Long:116.14W Elev: 2814 ID:101022 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.6 28.8 34.0 39.4 46.6 54.2 60.3 59.8 51.2 41.3 32.4 24.1 41.3 Maximum 36.7 44.5 53.6 61.7 70.7 80.3 89.2 88.0 77.2 64.3 47.5 37.2 62.6 Mean 30.2 36.7 43.8 50.6 58.6 67.2 74.7 73.9 64.2 52.8 39.9 30.6 52.0 Precip. 1.39 1.14 1.41 1.27 1.27 0.74 0.39 0.30 0.76 0.76 1.38 1.38 12.19 HDD 1102 819 675 460 254 80 12 16 126 408 769 1088 5809 CDD 0 0 0 3 30 116 281 260 75 4 0 0 769 City:BONNERS FERRY State:ID Lat:48.42N Long:116.19W Elev: 1770 ID:101079 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.5 24.3 29.1 34.7 41.6 47.6 50.7 50.0 41.9 34.1 28.6 22.1 35.4 Maximum 33.3 39.2 49.5 60.4 69.3 76.0 83.1 83.4 72.3 57.4 41.3 33.5 58.2 Mean 26.9 31.8 39.3 47.6 55.5 61.8 66.9 66.7 57.1 45.8 35.0 27.8 46.9 Precip. 2.70 1.77 1.49 1.42 1.76 1.62 1.02 1.07 1.16 1.61 3.03 2.91 21.56 HDD 1181 931 798 524 301 137 63 50 253 597 901 1154 6890 CDD 0 0 0 0 5 41 122 102 17 0 0 0 287 City:BROWNLEE DAM State:ID Lat:44.50N Long:116.52W Elev: 1844 ID:101180 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.3 27.0 34.0 40.7 48.0 55.5 61.9 61.7 52.7 42.4 32.8 25.2 42.1 Maximum 37.7 44.9 55.3 65.0 74.1 83.5 94.1 93.7 82.1 67.5 49.1 39.3 65.5 Mean 30.5 36.0 44.7 52.9 61.1 69.5 78.0 77.7 67.4 55.0 41.0 32.3 53.8 Precip. 2.10 1.67 1.80 1.55 1.86 1.29 0.58 0.60 0.80 1.04 1.91 2.21 17.41 HDD 1070 813 631 378 180 50 7 11 82 322 723 1016 5283 CDD 0 0 0 12 58 184 411 403 154 10 0 0 1232 City:BRUNEAU State:ID Lat:42.53N Long:115.48W Elev: 2530 ID:101195 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.5 26.7 31.9 37.1 44.6 51.6 57.1 55.3 46.0 37.0 29.3 22.2 38.4 Maximum 40.2 48.3 58.3 66.7 75.1 84.6 93.0 92.0 81.5 68.6 51.1 40.0 66.6 Mean 31.4 37.5 45.1 51.9 59.9 68.1 75.1 73.7 63.8 52.8 40.2 31.1 52.6 Precip. 0.83 0.59 0.84 0.65 0.80 0.68 0.18 0.19 0.55 0.56 0.91 0.74 7.52 HDD 1044 770 617 397 187 53 7 8 116 381 745 1052 5377 CDD 0 0 0 5 27 145 319 277 78 1 0 0 852 City:BUHL NO 2 State:ID Lat:42.36N Long:114.45W Elev: 3800 ID:101220 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.0 23.1 29.1 34.8 42.4 49.7 56.1 54.5 45.6 36.4 26.8 19.6 36.4 Maximum 33.5 40.1 49.7 58.7 67.1 76.6 85.7 85.0 74.5 62.2 45.1 34.9 59.4 Mean 26.3 31.6 39.4 46.8 54.8 63.2 70.9 69.8 60.1 49.3 36.0 27.3 48.0 Precip. 1.11 0.68 1.00 0.85 1.08 0.81 0.27 0.30 0.51 0.69 1.00 0.87 9.17 HDD 1202 936 794 548 326 122 34 37 197 488 873 1171 6728 CDD 0 0 0 0 8 66 217 185 49 1 0 0 526 City:BURLEY MUNICIPAL AP State:ID Lat:42.33N Long:113.46W Elev: 4157 ID:101303 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.7 24.2 30.1 35.8 43.2 50.0 55.2 53.5 45.0 36.0 27.1 19.9 36.6 Maximum 36.9 43.9 52.8 61.8 70.5 80.6 88.6 87.8 77.0 64.5 47.7 38.0 62.5 Mean 28.3 34.1 41.5 48.8 56.9 65.3 71.9 70.7 61.0 50.3 37.4 29.0 49.6 Precip. 1.18 0.83 1.08 0.97 1.28 0.87 0.35 0.41 0.64 0.67 1.00 1.01 10.29 HDD 1138 867 731 489 268 90 19 30 175 458 827 1118 6210 CDD 0 0 0 2 15 98 232 205 55 1 0 0 608 City:CABINET GORGE State:ID Lat:48.05N Long:116.04W Elev: 2260 ID:101363 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.9 23.5 28.2 33.7 40.3 46.3 50.1 50.0 43.6 36.2 29.3 23.2 35.4 Maximum 31.6 37.3 45.7 55.2 64.3 70.8 79.6 79.7 69.7 55.8 39.5 32.4 55.1 Mean 26.3 30.4 37.0 44.5 52.3 58.6 64.9 64.9 56.7 46.0 34.4 27.8 45.3 Precip. 4.06 3.13 2.72 2.19 2.43 2.37 1.31 1.30 1.49 2.28 4.37 4.42 32.07 HDD 1200 970 870 617 396 212 87 87 269 589 918 1153 7368 CDD 0 0 0 0 1 19 83 83 18 0 0 0 204 City:CALDWELL State:ID Lat:43.40N Long:116.41W Elev: 2370 ID:101380 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.1 26.2 32.6 38.5 46.2 52.8 58.1 55.8 45.8 36.6 28.4 21.3 38.6 Maximum 37.1 46.1 57.4 66.3 75.1 84.2 92.6 91.7 80.8 67.0 49.3 37.9 65.5 Mean 29.1 36.2 45.0 52.4 60.7 68.5 75.4 73.8 63.3 51.8 38.9 29.6 52.1 Precip. 1.55 1.11 1.29 1.13 1.01 0.67 0.30 0.35 0.59 0.73 1.28 1.39 11.40 HDD 1113 807 621 385 176 55 10 14 134 411 784 1096 5606 CDD 0 0 0 7 41 160 332 286 83 2 0 0 911 City:CAMBRIDGE State:ID Lat:44.34N Long:116.41W Elev: 2650 ID:101408 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.1 19.6 29.2 35.5 42.4 49.3 54.5 52.7 43.1 33.8 26.5 16.8 34.9 Maximum 30.8 38.1 51.7 63.0 72.0 81.0 90.6 89.8 79.5 65.0 45.1 32.6 61.6 Mean 23.0 28.9 40.5 49.3 57.2 65.2 72.6 71.3 61.3 49.4 35.8 24.7 48.3 Precip. 2.88 2.68 2.18 1.35 1.52 1.04 0.44 0.46 0.83 1.17 2.75 3.20 20.50 HDD 1304 1012 761 473 254 92 19 27 174 484 876 1250 6726 CDD 0 0 0 0 11 97 253 221 63 1 0 0 646 City:CASCADE 1 NW State:ID Lat:44.31N Long:116.03W Elev: 4896 ID:101514 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 9.7 12.5 19.2 25.7 32.9 39.0 43.6 42.0 33.8 26.3 19.9 11.3 26.3 Maximum 29.2 34.7 42.1 51.1 61.2 70.1 79.4 79.3 69.3 56.8 39.0 29.8 53.5 Mean 19.5 23.6 30.7 38.4 47.1 54.6 61.5 60.7 51.6 41.6 29.5 20.6 40.0 Precip. 2.73 2.48 2.20 1.87 1.91 1.65 0.69 0.69 1.04 1.48 2.79 3.06 22.59 HDD 1413 1159 1065 798 557 322 162 169 409 726 1066 1378 9224 CDD 0 0 0 0 0 7 53 34 6 0 0 0 100 City:CASTLEFORD 2 N State:ID Lat:42.33N Long:114.52W Elev: 3825 ID:101551 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.2 24.8 29.8 34.9 41.4 48.3 53.6 52.3 44.5 35.8 27.0 20.3 36.1 Maximum 35.3 42.8 52.8 62.6 71.2 80.3 87.3 85.7 76.1 63.9 46.6 36.1 61.7 Mean 27.8 33.8 41.3 48.8 56.3 64.3 70.5 69.0 60.3 49.9 36.8 28.2 48.9 Precip. 1.32 0.87 1.08 0.97 1.36 0.81 0.22 0.34 0.62 0.67 1.10 0.94 10.30 HDD 1155 874 734 492 280 101 22 32 179 470 846 1141 6326 CDD 0 0 0 4 10 80 192 156 38 1 0 0 481 City:CENTERVILLE ARBAUGH RNC State:ID Lat:43.58N Long:115.51W Elev: 4440 ID:101636 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precip. 4.10 3.30 2.52 2.24 2.11 1.61 0.79 0.52 1.34 1.62 3.54 3.99 27.68 City:CHALLIS State:ID Lat:44.30N Long:114.14W Elev: 5175 ID:101663 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.4 17.6 25.8 32.0 39.4 46.2 51.8 50.1 41.4 32.7 22.9 12.7 32.1 Maximum 31.4 38.8 49.0 58.7 67.4 76.8 85.3 84.0 74.3 61.2 42.7 31.6 58.4 Mean 21.9 28.2 37.4 45.4 53.4 61.5 68.6 67.1 57.9 47.0 32.8 22.2 45.3 Precip. 0.51 0.35 0.58 0.58 1.12 0.99 0.78 0.65 0.64 0.43 0.56 0.53 7.72 HDD 1337 1030 856 589 364 158 47 58 241 560 966 1329 7535 CDD 0 0 0 0 3 54 157 121 27 0 0 0 362 City:CHILLY BARTON FLAT State:ID Lat:43.59N Long:113.50W Elev: 6260 ID:101671 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 4.7 8.4 18.4 25.8 32.9 39.6 44.8 43.1 34.7 26.4 15.5 5.7 25.0 Maximum 30.1 35.3 42.9 53.6 62.8 72.4 81.2 80.2 70.9 58.4 39.9 30.5 54.9 Mean 17.4 21.9 30.7 39.7 47.9 56.0 63.0 61.7 52.8 42.4 27.7 18.1 39.9 Precip. 0.31 0.27 0.48 0.60 1.29 1.26 0.92 0.81 0.79 0.59 0.44 0.34 8.10 HDD 1476 1208 1065 759 532 280 116 137 369 701 1121 1455 9219 CDD 0 0 0 0 0 11 53 32 3 0 0 0 99 City:COBALT State:ID Lat:45.05N Long:114.14W Elev: 5008 ID:101932 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 7.6 11.7 18.9 25.1 31.6 37.4 41.7 40.1 33.0 25.2 17.2 8.1 24.8 Maximum 31.1 38.8 47.2 56.9 65.7 75.0 84.1 82.9 73.4 60.3 40.7 29.9 57.2 Mean 19.4 25.3 33.1 41.0 48.7 56.2 62.9 61.5 53.2 42.8 29.0 19.0 41.0 Precip. 1.54 0.98 1.20 1.59 2.02 1.84 1.27 1.22 1.10 1.01 1.48 1.58 16.83 HDD 1417 1112 991 721 507 270 121 141 359 691 1081 1426 8837 CDD 0 0 0 0 0 7 55 33 5 0 0 0 100 City:COEUR D'ALENE State:ID Lat:47.41N Long:116.48W Elev: 2133 ID:101956 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.1 25.0 29.8 35.4 42.8 49.6 54.8 54.7 46.6 37.9 30.3 24.8 37.8 Maximum 34.7 41.0 49.3 57.8 66.6 73.7 82.6 83.7 73.9 59.9 43.1 35.8 58.5 Mean 28.4 33.0 39.6 46.6 54.7 61.7 68.7 69.2 60.3 48.9 36.7 30.3 48.2 Precip. 3.28 2.47 2.34 1.89 2.25 2.06 1.02 1.16 1.12 1.67 3.35 3.46 26.07 HDD 1135 895 789 552 324 143 46 41 191 499 849 1076 6540 CDD 0 0 0 0 4 43 160 171 48 0 0 0 426 City:COTTONWOOD 2 WSW State:ID Lat:46.02N Long:116.24W Elev: 3945 ID:102159 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.9 26.1 29.8 34.7 41.2 47.9 54.0 54.3 46.7 38.3 28.9 22.9 37.3 Maximum 34.8 39.7 46.1 53.6 61.6 69.2 77.7 79.0 69.8 57.2 41.4 34.9 55.4 Mean 28.9 32.9 38.0 44.2 51.4 58.6 65.9 66.7 58.3 47.8 35.2 28.9 46.4 Precip. 1.88 1.45 1.71 2.39 2.99 2.39 1.53 1.09 1.25 1.50 2.12 1.77 22.07 HDD 1122 899 839 625 424 220 92 79 246 536 896 1120 7098 CDD 0 0 0 0 2 26 119 131 43 1 0 0 322 City:COUNCIL State:ID Lat:44.44N Long:116.26W Elev: 2950 ID:102187 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 16.8 20.9 29.1 35.1 41.9 48.6 55.1 54.3 44.8 34.9 26.7 18.3 35.5 Maximum 33.7 40.1 51.1 62.0 71.5 80.7 90.9 90.8 80.3 65.9 47.0 35.2 62.4 Mean 25.3 30.5 40.1 48.6 56.7 64.7 73.0 72.6 62.6 50.4 36.9 26.8 49.0 Precip. 3.03 2.88 2.56 1.95 2.05 1.49 0.67 0.58 1.11 1.57 3.28 3.19 24.36 HDD 1232 966 772 492 273 110 22 23 149 454 846 1186 6525 CDD 0 0 0 0 15 99 270 258 75 2 0 0 719 City:CRATERS OF THE MOON State:ID Lat:43.28N Long:113.33W Elev: 5897 ID:102260 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 10.6 14.3 21.3 29.1 37.1 44.7 51.9 50.7 41.1 31.3 19.9 11.1 30.3 Maximum 29.7 35.0 43.2 55.2 65.4 75.8 84.9 84.1 73.1 59.8 40.8 30.6 56.5 Mean 20.2 24.7 32.3 42.2 51.3 60.3 68.4 67.4 57.1 45.6 30.4 20.9 43.4 Precip. 1.76 1.65 1.35 1.12 1.80 1.12 0.81 0.78 0.85 0.93 1.48 1.57 15.22 HDD 1391 1129 1015 686 431 190 53 62 270 604 1040 1370 8241 CDD 0 0 0 0 3 47 159 136 33 0 0 0 378 City:DEER FLAT DAM State:ID Lat:43.35N Long:116.45W Elev: 2510 ID:102444 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 24.3 29.3 35.3 40.9 47.9 54.0 59.3 57.9 50.0 40.5 32.3 24.8 41.4 Maximum 38.0 46.1 56.8 65.1 73.0 80.8 88.2 88.0 78.9 67.1 50.2 39.0 64.3 Mean 31.2 37.7 46.1 53.0 60.5 67.4 73.8 73.0 64.5 53.8 41.3 31.9 52.9 Precip. 1.13 0.93 1.21 1.04 1.05 0.75 0.37 0.35 0.54 0.62 1.05 1.11 10.15 HDD 1050 764 588 364 176 53 9 10 103 350 712 1026 5205 CDD 0 0 0 4 34 125 281 256 88 2 0 0 790 City:DIXIE State:ID Lat:45.33N Long:115.28W Elev: 5620 ID:102575 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 4.1 6.7 14.0 21.2 29.1 35.1 37.7 35.9 28.8 22.6 13.7 4.5 21.1 Maximum 30.3 34.6 39.4 46.1 55.8 65.4 74.9 75.5 65.9 53.4 37.6 30.6 50.8 Mean 17.2 20.7 26.7 33.7 42.5 50.3 56.3 55.7 47.4 38.0 25.7 17.6 36.0 Precip. 3.34 2.68 2.45 2.11 2.26 2.19 1.33 1.23 1.33 1.51 3.19 3.58 27.20 HDD 1482 1242 1186 940 700 443 277 294 530 837 1180 1471 10582 CDD 0 0 0 0 0 0 8 6 0 0 0 0 14 City:DRIGGS State:ID Lat:43.44N Long:111.07W Elev: 6286 ID:102676 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.3 11.4 19.1 26.5 33.8 40.8 46.3 44.8 36.6 27.8 18.4 8.8 26.9 Maximum 28.7 33.1 40.2 51.0 61.6 71.2 78.8 78.2 68.8 56.6 39.7 29.8 53.1 Mean 18.5 22.3 29.7 38.8 47.7 56.0 62.6 61.5 52.7 42.2 29.1 19.3 40.0 Precip. 1.30 1.04 1.25 1.33 2.14 1.30 1.28 1.04 1.15 1.23 1.22 1.45 15.73 HDD 1443 1197 1096 787 537 278 126 137 374 708 1079 1417 9179 CDD 0 0 0 0 0 8 50 28 4 0 0 0 90 City:DUBOIS EXPERIMENT STN State:ID Lat:44.15N Long:112.12W Elev: 5450 ID:102707 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 10.0 14.1 21.7 29.7 37.5 44.5 50.8 49.5 40.6 31.3 19.9 10.8 30.0 Maximum 27.9 33.0 41.9 54.7 64.9 75.0 84.2 83.7 72.8 58.2 38.9 28.8 55.3 Mean 19.0 23.6 31.8 42.2 51.2 59.8 67.5 66.6 56.7 44.8 29.4 19.8 42.7 Precip. 0.77 0.71 0.95 1.12 2.00 1.67 1.07 1.01 1.01 0.84 1.01 0.91 13.07 HDD 1428 1161 1030 684 429 197 63 68 278 629 1069 1401 8437 CDD 0 0 0 0 1 38 140 116 30 0 0 0 325 City:DWORSHAK FISH HATCHERY State:ID Lat:46.30N Long:116.19W Elev: 995 ID:102845 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 26.2 29.0 33.8 39.1 45.6 51.5 56.1 55.4 47.6 38.8 32.6 27.3 40.3 Maximum 38.8 45.9 55.2 63.8 72.2 79.3 88.6 89.7 79.5 64.4 47.0 38.8 63.6 Mean 32.5 37.5 44.5 51.5 58.9 65.4 72.4 72.6 63.6 51.6 39.8 33.1 52.0 Precip. 2.87 2.45 2.41 2.35 2.53 1.69 1.20 0.92 1.32 1.67 3.24 3.02 25.67 HDD 1006 772 636 409 210 76 11 17 134 418 755 990 5434 CDD 0 0 0 1 20 89 240 252 90 2 0 0 694 City:ELK CITY 1 NE State:ID Lat:45.50N Long:115.27W Elev: 4058 ID:102875 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 11.4 14.2 20.2 26.4 33.0 39.0 41.2 38.8 32.3 26.2 20.4 11.5 26.2 Maximum 35.0 41.8 47.3 54.3 62.6 71.0 80.3 81.7 72.0 59.4 41.9 33.7 56.8 Mean 23.2 28.0 33.8 40.4 47.8 55.0 60.8 60.3 52.2 42.8 31.2 22.6 41.5 Precip. 3.39 2.51 2.62 2.69 3.26 3.14 1.90 1.45 1.75 2.07 3.22 3.14 31.14 HDD 1296 1036 969 739 534 303 164 171 389 688 1017 1314 8620 CDD 0 0 0 0 0 3 31 23 5 0 0 0 62 City:ELK RIVER 1 S State:ID Lat:46.46N Long:116.11W Elev: 2918 ID:102892 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.9 20.4 25.4 31.3 37.6 43.1 46.3 45.1 37.6 30.3 25.9 18.6 31.6 Maximum 33.7 39.3 46.2 54.4 63.3 70.8 79.2 80.5 70.6 57.6 40.7 33.1 55.8 Mean 25.8 29.9 35.8 42.9 50.5 57.0 62.8 62.8 54.1 44.0 33.3 25.9 43.7 Precip. 4.81 4.13 3.13 2.51 2.98 2.33 1.46 1.10 1.73 2.39 4.56 4.93 36.06 HDD 1215 985 904 666 452 250 127 129 338 654 952 1213 7885 CDD 0 0 0 0 0 8 58 60 11 0 0 0 137 City:EMMETT 2 E State:ID Lat:43.51N Long:116.28W Elev: 2390 ID:102942 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.0 27.8 32.9 37.9 45.0 52.2 58.0 56.8 48.5 39.1 30.5 24.0 39.6 Maximum 36.6 44.9 55.0 63.2 72.2 81.3 89.9 88.9 78.7 65.9 48.5 37.7 63.6 Mean 29.8 36.4 44.0 50.6 58.6 66.8 74.0 72.9 63.6 52.5 39.5 30.9 51.6 Precip. 1.72 1.60 1.58 1.21 1.29 0.82 0.30 0.33 0.71 0.87 1.72 1.66 13.81 HDD 1090 801 653 435 220 80 16 16 123 390 764 1058 5646 CDD 0 0 0 2 22 133 294 259 80 2 0 0 792 City:FAIRFIELD RANGER STN State:ID Lat:43.21N Long:114.47W Elev: 5065 ID:103108 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 5.9 9.0 18.6 28.5 35.9 41.9 47.4 45.5 36.5 27.5 18.0 7.2 26.8 Maximum 30.8 36.2 44.5 56.9 67.1 76.1 85.3 84.9 75.6 63.4 43.3 31.5 58.0 Mean 18.4 22.6 31.6 42.7 51.5 59.0 66.4 65.2 56.1 45.5 30.7 19.4 42.4 Precip. 2.22 1.71 1.45 1.05 1.33 0.83 0.60 0.42 0.69 0.82 1.77 1.98 14.87 HDD 1446 1188 1038 670 419 209 72 90 286 607 1030 1416 8471 CDD 0 0 0 0 1 29 113 96 16 0 0 0 255 City:FENN RANGER STN (LOWELL State:ID Lat:46.06N Long:115.33W Elev: 1590 ID:103143 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 26.0 28.3 32.7 37.1 42.9 48.9 53.1 52.4 45.8 38.2 32.3 26.9 38.7 Maximum 35.7 42.2 52.0 61.6 70.7 78.1 87.6 88.3 76.0 60.8 44.2 35.6 61.1 Mean 30.9 35.3 42.4 49.4 56.8 63.5 70.4 70.4 60.9 49.5 38.3 31.3 49.9 Precip. 4.64 3.53 3.71 3.60 3.53 3.14 1.39 1.27 2.16 2.84 4.84 4.21 38.86 HDD 1058 832 702 470 268 106 23 21 174 481 801 1046 5982 CDD 0 0 0 0 12 61 188 187 51 0 0 0 499 City:FORT HALL 1 NNE State:ID Lat:43.03N Long:112.25W Elev: 4465 ID:103297 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 13.2 17.6 24.8 30.5 37.8 44.4 48.7 47.1 39.0 29.9 22.0 13.5 30.7 Maximum 31.1 37.5 47.4 57.2 66.1 75.6 84.2 84.1 74.2 61.4 43.6 32.4 57.9 Mean 22.2 27.6 36.1 43.9 52.0 60.0 66.5 65.6 56.6 45.7 32.8 23.0 44.3 Precip. 0.94 0.91 1.17 1.08 1.63 1.00 0.68 0.77 0.84 1.06 0.99 0.95 12.02 HDD 1329 1048 895 636 406 181 55 72 267 599 965 1303 7756 CDD 0 0 0 0 2 31 100 90 16 0 0 0 239 City:GARDEN VALLEY State:ID Lat:44.06N Long:115.58W Elev: 3100 ID:103448 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.4 20.3 26.3 31.4 37.4 43.4 47.0 45.2 37.8 30.3 25.0 18.1 31.6 Maximum 34.3 41.4 51.2 61.0 70.3 79.2 88.4 88.3 78.1 64.7 43.8 33.6 61.2 Mean 25.9 30.9 38.8 46.2 53.9 61.3 67.7 66.8 58.0 47.5 34.4 25.9 46.4 Precip. 3.82 2.77 2.45 1.77 1.74 1.40 0.64 0.49 1.18 1.46 3.44 3.87 25.03 HDD 1214 957 814 564 348 150 55 65 238 544 919 1215 7083 CDD 0 0 0 0 2 38 139 119 27 0 0 0 325 City:GIBBONSVILLE State:ID Lat:45.34N Long:113.56W Elev: 4480 ID:103554 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 9.4 13.1 21.2 27.3 33.7 39.8 44.3 42.9 35.6 27.8 20.3 10.4 27.2 Maximum 28.1 35.3 45.5 55.6 64.6 73.2 83.1 81.8 71.9 58.0 38.7 28.2 55.3 Mean 18.8 24.2 33.4 41.5 49.2 56.5 63.7 62.4 53.8 42.9 29.5 19.3 41.3 Precip. 1.99 1.25 1.12 1.15 1.65 1.66 0.91 0.93 0.88 0.74 1.60 1.82 15.70 HDD 1433 1143 982 706 491 266 107 124 345 686 1065 1418 8766 CDD 0 0 0 0 0 11 67 43 8 0 0 0 129 City:GLENNS FERRY State:ID Lat:42.57N Long:115.19W Elev: 2510 ID:103631 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.9 24.2 28.8 33.8 40.6 47.4 52.5 50.5 41.1 32.1 25.8 20.2 34.8 Maximum 39.8 47.6 57.5 66.7 75.4 85.9 95.2 93.7 82.6 68.9 51.0 40.1 67.0 Mean 30.4 35.9 43.2 50.3 58.0 66.7 73.9 72.1 61.9 50.5 38.4 30.2 51.0 Precip. 1.43 1.00 1.05 0.62 0.81 0.58 0.28 0.27 0.49 0.71 1.22 1.30 9.76 HDD 1074 815 677 445 237 66 10 22 162 450 798 1081 5837 CDD 0 0 0 2 20 116 286 243 66 1 0 0 734 City:GRACE State:ID Lat:42.35N Long:111.45W Elev: 5550 ID:103732 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 11.3 13.7 22.0 28.9 36.2 42.4 47.5 46.2 38.0 29.5 20.9 12.4 29.1 Maximum 31.1 36.5 45.5 56.5 66.1 76.2 85.0 84.9 74.9 61.6 43.1 33.0 57.9 Mean 21.2 25.1 33.8 42.7 51.2 59.3 66.3 65.6 56.5 45.6 32.0 22.7 43.5 Precip. 1.27 1.12 1.43 1.38 2.18 1.31 1.10 1.22 1.32 1.36 1.14 1.14 15.97 HDD 1358 1118 970 669 430 193 64 73 268 603 990 1310 8046 CDD 0 0 0 0 0 22 102 89 11 0 0 0 224 City:GRAND VIEW 4 NW State:ID Lat:43.01N Long:116.11W Elev: 2400 ID:103760 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.4 25.5 30.8 37.0 44.9 51.7 56.3 53.9 44.7 35.4 27.9 20.8 37.5 Maximum 38.4 47.2 57.7 66.1 74.5 83.0 90.7 89.8 79.3 66.5 49.5 38.3 65.1 Mean 29.9 36.4 44.3 51.6 59.7 67.4 73.5 71.9 62.0 51.0 38.7 29.6 51.3 Precip. 0.64 0.57 0.79 0.66 0.85 0.66 0.25 0.22 0.59 0.51 0.78 0.59 7.11 HDD 1088 802 642 410 199 64 11 20 146 437 790 1100 5709 CDD 0 0 0 6 34 135 275 234 56 0 0 0 740 City:GRANGEVILLE State:ID Lat:45.56N Long:116.07W Elev: 3360 ID:103771 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 24.3 26.6 30.2 34.8 41.6 47.9 52.2 51.7 43.7 36.2 30.1 24.2 37.0 Maximum 38.1 44.0 50.4 57.7 64.9 72.3 81.6 82.9 72.8 59.9 45.2 37.9 59.0 Mean 31.2 35.3 40.3 46.3 53.3 60.1 66.9 67.3 58.3 48.1 37.7 31.1 48.0 Precip. 1.45 1.30 2.37 2.82 3.63 2.84 1.66 1.16 1.62 1.78 1.81 1.50 23.94 HDD 1049 832 766 562 366 176 65 61 233 525 821 1052 6508 CDD 0 0 0 0 2 29 124 132 31 0 0 0 318 City:GROUSE State:ID Lat:43.42N Long:113.36W Elev: 6137 ID:103882 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum -1.8 2.0 13.4 23.5 32.2 37.3 40.9 39.7 31.8 22.3 11.2 0.1 21.1 Maximum 26.6 32.2 40.5 50.4 60.6 69.6 78.7 77.6 68.7 56.6 38.3 27.8 52.3 Mean 12.4 17.1 27.0 37.0 46.4 53.5 59.8 58.7 50.3 39.5 24.8 14.0 36.7 Precip. 1.09 1.14 1.25 0.97 1.58 1.55 1.03 0.87 0.79 0.78 1.04 1.20 13.29 HDD 1632 1342 1180 842 577 352 182 210 444 792 1208 1583 10344 CDD 0 0 0 0 0 5 22 14 1 0 0 0 42 City:HAGERMAN 2 SW State:ID Lat:42.48N Long:114.55W Elev: 2875 ID:103932 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.6 23.6 29.4 34.7 42.4 49.2 53.4 51.0 42.0 33.3 26.6 20.1 35.4 Maximum 40.8 49.0 58.3 67.5 76.4 85.6 94.5 93.4 83.2 70.8 52.4 41.3 67.8 Mean 30.2 36.3 43.9 51.1 59.4 67.4 74.0 72.2 62.6 52.1 39.5 30.7 51.6 Precip. 1.31 1.00 1.09 0.64 0.90 0.68 0.21 0.27 0.39 0.63 1.29 1.37 9.78 HDD 1080 803 657 422 201 56 7 16 133 402 766 1065 5608 CDD 0 0 0 6 28 127 285 239 62 1 0 0 748 City:HAILEY 3 NNW State:ID Lat:43.34N Long:114.20W Elev: 5424 ID:103942 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precip. 2.32 1.66 1.30 0.98 1.54 1.03 0.64 0.52 0.76 0.74 1.71 1.97 15.17 City:HAMER 4 NW State:ID Lat:43.58N Long:112.16W Elev: 4790 ID:103964 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 4.4 10.0 19.9 27.6 36.9 43.8 47.9 45.5 36.1 26.4 16.0 5.3 26.7 Maximum 28.3 35.0 47.0 59.9 69.3 78.8 87.0 85.9 75.6 62.0 41.9 29.6 58.4 Mean 16.4 22.5 33.5 43.8 53.1 61.3 67.5 65.7 55.9 44.2 29.0 17.5 42.5 Precip. 0.66 0.51 0.70 0.87 1.52 1.18 0.91 0.76 0.61 0.65 0.74 0.66 9.77 HDD 1508 1191 978 638 370 154 50 71 298 645 1083 1474 8460 CDD 0 0 0 0 2 43 126 91 24 0 0 0 286 City:HAZELTON State:ID Lat:42.36N Long:114.08W Elev: 4060 ID:104140 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.1 22.2 28.2 33.4 41.2 48.6 54.2 52.1 42.6 33.2 25.2 18.3 34.8 Maximum 34.9 41.7 51.2 60.6 69.3 79.5 88.1 87.4 77.2 64.5 46.5 36.2 61.4 Mean 26.5 32.0 39.7 47.0 55.3 64.1 71.2 69.8 59.9 48.9 35.9 27.3 48.1 Precip. 1.41 1.02 1.11 0.80 1.14 0.67 0.21 0.29 0.64 0.72 1.29 1.27 10.57 HDD 1194 926 784 540 315 113 20 34 194 502 874 1170 6666 CDD 0 0 0 0 13 84 211 181 41 0 0 0 530 City:HEADQUARTERS State:ID Lat:46.38N Long:115.49W Elev: 3165 ID:104150 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.3 20.2 24.7 29.4 35.3 41.7 44.9 43.9 36.5 29.8 24.9 18.9 30.7 Maximum 34.8 39.8 46.1 54.5 63.5 71.3 79.7 81.0 70.5 58.0 41.3 33.9 56.2 Mean 26.6 30.0 35.4 42.0 49.4 56.5 62.3 62.5 53.5 43.9 33.1 26.4 43.5 Precip. 4.93 3.93 3.40 3.09 3.36 2.59 1.49 1.34 1.78 2.60 5.00 4.93 38.44 HDD 1192 980 918 692 484 267 134 133 355 655 957 1197 7964 CDD 0 0 0 0 0 12 50 54 10 0 0 0 126 City:HILL CITY 1 W State:ID Lat:43.18N Long:115.04W Elev: 5100 ID:104268 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.1 11.7 21.0 29.6 35.7 39.9 44.7 43.4 35.3 27.2 18.6 8.4 27.0 Maximum 29.3 33.8 41.8 54.4 65.1 74.6 84.3 84.3 74.5 61.8 41.8 30.7 56.4 Mean 18.7 22.8 31.4 42.0 50.4 57.3 64.5 63.9 54.9 44.5 30.2 19.6 41.7 Precip. 2.23 1.47 1.25 1.00 1.16 0.85 0.51 0.33 0.76 0.90 1.63 2.04 14.13 HDD 1435 1183 1042 691 453 253 100 106 313 634 1043 1409 8662 CDD 0 0 0 0 0 21 84 70 10 0 0 0 185 City:HOLLISTER State:ID Lat:42.21N Long:114.35W Elev: 4525 ID:104295 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.5 23.3 27.7 32.4 39.2 46.5 53.8 53.3 45.3 36.1 27.4 19.9 35.4 Maximum 37.3 43.4 51.2 59.8 68.0 77.8 86.1 84.9 75.1 62.9 47.4 38.8 61.1 Mean 28.4 33.4 39.5 46.1 53.6 62.2 70.0 69.1 60.2 49.5 37.4 29.4 48.2 Precip. 0.91 0.58 0.89 0.95 1.52 1.12 0.47 0.51 0.78 0.84 0.96 0.81 10.34 HDD 1135 887 792 569 362 155 28 35 186 481 829 1106 6565 CDD 0 0 0 2 8 69 181 162 43 1 0 0 466 City:HOWE State:ID Lat:43.48N Long:113.00W Elev: 4820 ID:104384 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 6.0 11.6 22.3 29.6 37.4 44.6 49.3 47.5 38.1 28.8 17.6 6.3 28.3 Maximum 30.7 36.9 48.0 60.6 69.1 78.1 86.9 85.7 75.1 61.5 43.0 31.4 58.9 Mean 18.4 24.3 35.2 45.1 53.3 61.4 68.1 66.6 56.6 45.2 30.3 18.9 43.6 Precip. 0.49 0.62 0.58 0.60 1.10 1.11 0.74 0.77 0.53 0.56 0.65 0.68 8.43 HDD 1445 1141 925 597 369 168 50 55 266 617 1041 1431 8105 CDD 0 0 0 0 5 58 147 104 13 0 0 0 327 City:IDAHO CITY State:ID Lat:43.50N Long:115.50W Elev: 3965 ID:104442 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.2 15.0 21.9 27.6 34.6 40.2 44.4 43.0 34.8 26.8 20.4 12.6 27.8 Maximum 34.9 41.0 48.0 57.3 66.8 76.1 85.8 85.6 75.4 62.8 43.8 34.8 59.4 Mean 23.6 28.0 35.0 42.5 50.7 58.2 65.1 64.3 55.1 44.8 32.1 23.7 43.6 Precip. 3.44 2.77 2.44 1.87 1.88 1.33 0.67 0.51 1.16 1.45 3.08 3.51 24.11 HDD 1284 1037 932 676 443 221 92 105 311 626 987 1281 7995 CDD 0 0 0 0 0 15 96 81 15 0 0 0 207 City:IDAHO FALLS 2 ESE State:ID Lat:43.29N Long:112.01W Elev: 4765 ID:104455 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.5 16.8 24.8 31.3 38.7 46.0 51.4 49.9 41.3 32.2 23.2 13.4 31.8 Maximum 29.7 36.6 47.6 58.7 67.9 77.8 86.0 85.8 75.1 61.4 43.0 31.3 58.4 Mean 21.1 26.7 36.2 45.0 53.3 61.9 68.7 67.9 58.2 46.8 33.1 22.4 45.1 Precip. 1.25 1.01 1.33 1.27 2.01 1.18 0.74 0.93 0.94 1.12 1.17 1.26 14.21 HDD 1362 1072 894 600 366 146 34 51 235 564 957 1323 7604 CDD 0 0 0 0 4 53 148 138 30 0 0 0 373 City:IDAHO FALLS 16 SE State:ID Lat:43.21N Long:111.47W Elev: 5850 ID:104456 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.1 12.0 20.0 26.6 33.3 38.5 43.2 42.0 34.1 25.6 16.2 7.7 25.6 Maximum 29.7 34.5 41.1 50.7 60.2 69.6 78.1 77.2 67.9 55.7 39.0 30.0 52.8 Mean 18.9 23.3 30.6 38.7 46.8 54.1 60.7 59.6 51.0 40.7 27.6 18.9 39.2 Precip. 1.41 1.12 1.48 1.43 2.03 1.20 1.06 0.90 1.13 1.17 1.59 1.35 15.87 HDD 1430 1168 1067 791 567 334 170 204 426 755 1123 1429 9464 CDD 0 0 0 0 0 6 35 37 7 0 0 0 85 City:IDAHO FALLS FANNING AP State:ID Lat:43.31N Long:112.04W Elev: 4729 ID:104457 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 11.1 15.6 25.0 31.9 39.1 46.0 50.8 49.1 40.6 31.1 22.1 12.1 31.2 Maximum 27.5 33.9 45.8 57.3 66.6 77.0 85.9 85.1 74.0 59.8 41.5 29.5 57.0 Mean 19.3 24.8 35.4 44.6 52.9 61.5 68.4 67.1 57.3 45.5 31.8 20.8 44.1 Precip. 0.84 0.80 0.95 0.95 1.58 1.10 0.64 0.73 0.76 0.92 0.92 0.83 11.02 HDD 1416 1127 918 613 379 149 40 50 251 607 996 1371 7917 CDD 0 0 0 0 2 43 142 114 21 0 0 0 322 City:IDAHO FALLS 46 W State:ID Lat:43.32N Long:112.57W Elev: 4938 ID:104460 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 4.5 10.2 20.7 27.9 36.1 43.2 48.5 46.7 36.8 25.9 15.9 4.8 26.8 Maximum 27.9 34.0 44.8 56.9 66.3 76.8 86.6 85.7 74.6 60.9 41.4 29.4 57.1 Mean 16.2 22.1 32.8 42.4 51.2 60.0 67.6 66.2 55.7 43.4 28.7 17.1 42.0 Precip. 0.64 0.62 0.69 0.79 1.24 1.08 0.66 0.44 0.73 0.57 0.69 0.67 8.82 HDD 1513 1201 999 677 429 193 57 64 294 670 1091 1485 8673 CDD 0 0 0 0 1 43 137 101 14 0 0 0 296 City:ISLAND PARK State:ID Lat:44.25N Long:111.22W Elev: 6290 ID:104598 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 5.3 7.2 14.8 23.3 32.1 38.0 42.4 40.5 32.6 25.3 15.5 5.8 23.6 Maximum 26.5 31.2 38.0 47.9 58.7 69.8 78.8 79.3 69.7 55.7 36.7 27.0 51.6 Mean 15.9 19.2 26.4 35.6 45.4 53.9 60.6 59.9 51.2 40.5 26.1 16.4 37.6 Precip. 3.38 2.80 2.51 1.91 2.58 2.32 1.60 1.50 1.59 1.69 2.44 3.33 27.65 HDD 1521 1283 1197 881 608 337 165 180 419 760 1166 1507 10024 CDD 0 0 0 0 0 5 30 22 3 0 0 0 60 City:JEROME State:ID Lat:42.44N Long:114.31W Elev: 3740 ID:104670 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.3 22.0 27.7 33.0 41.1 48.6 54.9 53.5 44.6 35.1 25.7 18.6 35.3 Maximum 35.6 42.3 52.1 61.6 70.8 81.0 90.2 89.5 78.3 65.2 47.5 36.9 62.6 Mean 27.0 32.2 39.9 47.3 56.0 64.8 72.6 71.5 61.5 50.2 36.6 27.8 49.0 Precip. 1.40 1.07 1.28 0.86 1.14 0.76 0.22 0.27 0.49 0.77 1.29 1.23 10.78 HDD 1181 919 778 531 295 104 19 23 165 463 851 1154 6483 CDD 0 0 0 0 15 98 253 224 59 2 0 0 651 City:KAMIAH State:ID Lat:46.14N Long:116.02W Elev: 1230 ID:104793 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precip. 2.23 1.84 2.61 2.53 2.97 2.15 1.23 1.09 1.43 1.69 2.54 2.07 24.38 City:KELLOGG State:ID Lat:47.32N Long:116.08W Elev: 2320 ID:104831 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.9 24.0 28.8 33.9 40.5 46.5 50.2 49.4 41.7 33.4 28.1 21.9 34.9 Maximum 35.7 41.6 49.5 58.6 67.5 74.6 82.6 82.6 72.2 58.4 42.7 35.3 58.4 Mean 28.3 32.8 39.2 46.3 54.0 60.6 66.4 66.0 57.0 45.9 35.4 28.6 46.7 Precip. 3.89 2.96 3.03 2.57 2.79 2.23 1.43 1.38 1.69 2.25 4.24 4.31 32.77 HDD 1137 902 801 563 347 168 78 77 268 591 889 1130 6951 CDD 0 0 0 0 5 34 122 108 27 0 0 0 296 City:KETCHUM RANGER STN State:ID Lat:43.41N Long:114.22W Elev: 5890 ID:104845 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 3.9 7.4 15.4 24.2 31.8 37.5 42.8 40.6 33.2 24.7 14.4 5.4 23.4 Maximum 31.6 37.0 43.7 53.5 62.9 72.1 80.9 79.9 70.1 58.7 42.0 32.3 55.4 Mean 17.8 22.2 29.6 38.9 47.4 54.8 61.9 60.3 51.7 41.7 28.2 18.9 39.5 Precip. 2.25 2.06 1.96 1.23 1.83 1.48 0.86 0.82 1.19 1.13 1.78 2.32 18.91 HDD 1465 1198 1098 785 548 316 151 178 401 722 1105 1431 9398 CDD 0 0 0 0 0 11 54 30 2 0 0 0 97 City:KOOSKIA 5 SSE State:ID Lat:46.05N Long:115.56W Elev: 2330 ID:105013 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.5 25.4 30.9 36.7 43.6 49.0 53.8 52.9 46.1 37.3 29.7 23.1 37.6 Maximum 35.8 42.8 50.7 58.5 66.5 73.1 82.5 85.9 74.8 60.8 44.3 36.1 59.3 Mean 29.2 34.1 40.8 47.6 55.1 61.1 68.2 69.4 60.5 49.1 37.0 29.6 48.5 Precip. 1.96 1.58 2.65 2.75 3.92 2.36 0.96 0.88 1.23 2.09 2.58 1.94 24.90 HDD 1112 867 751 522 312 154 49 30 187 494 840 1098 6416 CDD 0 0 0 0 4 35 146 167 51 0 0 0 403 City:KUNA State:ID Lat:43.29N Long:116.25W Elev: 2690 ID:105038 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 22.1 27.2 32.5 36.6 43.6 50.0 54.3 52.9 44.8 36.3 28.9 21.9 37.6 Maximum 36.7 45.7 56.7 65.3 73.0 81.7 89.2 88.0 78.3 66.1 48.6 37.4 63.9 Mean 29.4 36.5 44.6 51.0 58.3 65.9 71.8 70.5 61.6 51.2 38.8 29.7 50.8 Precip. 0.99 0.76 1.15 1.06 1.06 0.74 0.28 0.26 0.55 0.60 1.35 1.14 9.94 HDD 1104 799 632 423 223 72 21 21 148 427 787 1095 5752 CDD 0 0 0 1 16 98 229 190 45 0 0 0 579 City:LEADORE NO 2 State:ID Lat:44.41N Long:113.22W Elev: 6000 ID:105177 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 2.1 7.1 16.6 24.6 31.9 38.1 41.4 40.0 32.5 23.9 13.7 2.9 22.9 Maximum 29.8 35.4 43.4 53.8 63.3 73.3 82.7 81.2 71.2 57.7 39.0 29.2 55.0 Mean 16.0 21.3 30.0 39.2 47.6 55.7 62.1 60.6 51.9 40.8 26.4 16.1 39.0 Precip. 0.32 0.21 0.45 0.70 1.38 1.12 1.03 0.82 0.71 0.49 0.38 0.40 8.01 HDD 1521 1225 1086 774 540 286 130 160 396 751 1160 1517 9546 CDD 0 0 0 0 0 6 38 23 2 0 0 0 69 City:LEWISTON AP State:ID Lat:46.22N Long:117.01W Elev: 1436 ID:105241 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 28.0 31.2 35.6 40.6 47.0 53.6 59.3 59.3 50.9 41.2 34.1 28.5 42.5 Maximum 39.4 45.6 53.8 61.6 70.0 78.0 87.6 87.6 76.7 62.0 46.8 39.2 62.4 Mean 33.7 38.4 44.7 51.1 58.5 65.8 73.5 73.4 63.8 51.6 40.4 33.9 52.4 Precip. 1.14 0.95 1.12 1.30 1.56 1.16 0.72 0.75 0.80 0.96 1.21 1.05 12.74 HDD 962 742 616 411 218 71 10 10 102 401 717 951 5211 CDD 0 0 0 3 29 105 283 285 84 3 0 0 792 City:LIFTON PUMPING STN State:ID Lat:42.07N Long:111.19W Elev: 5926 ID:105275 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 5.9 6.2 17.3 29.5 39.3 46.6 51.3 47.8 38.7 29.0 19.5 9.6 28.4 Maximum 28.8 32.1 40.3 50.8 60.9 71.2 79.3 78.2 68.1 55.4 39.6 30.4 52.9 Mean 17.4 19.2 28.8 40.2 50.1 58.9 65.3 63.0 53.4 42.2 29.6 20.0 40.7 Precip. 0.81 0.81 0.82 1.07 1.62 0.97 0.89 0.89 1.19 1.17 0.84 0.61 11.69 HDD 1478 1284 1122 746 463 209 77 114 352 706 1064 1395 9010 CDD 0 0 0 0 0 25 86 52 4 0 0 0 167 City:LOWMAN State:ID Lat:44.05N Long:115.37W Elev: 3920 ID:105414 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 14.4 17.8 24.1 30.0 36.3 41.5 44.1 42.2 35.3 28.7 24.0 14.4 29.4 Maximum 32.7 39.5 48.2 57.8 66.6 75.4 84.9 84.7 75.1 61.8 41.3 31.8 58.3 Mean 23.6 28.7 36.2 43.9 51.5 58.5 64.5 63.5 55.2 45.3 32.7 23.1 43.9 Precip. 3.57 3.11 2.50 2.18 2.03 1.50 0.68 0.67 1.25 1.57 3.35 3.67 26.08 HDD 1285 1019 894 633 421 211 90 103 302 613 971 1298 7840 CDD 0 0 0 0 0 13 75 55 8 0 0 0 151 City:MACKAY LOST RIVER RS State:ID Lat:43.55N Long:113.38W Elev: 5897 ID:105462 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 6.4 10.4 19.6 27.6 35.4 42.1 47.3 45.6 37.7 28.9 18.0 7.5 27.2 Maximum 30.4 35.7 44.1 55.8 65.3 74.9 83.8 82.5 73.1 60.1 41.4 30.7 56.5 Mean 18.4 23.1 31.9 41.7 50.4 58.5 65.6 64.1 55.4 44.5 29.7 19.1 41.9 Precip. 0.65 0.55 0.80 0.66 1.24 1.30 1.06 0.89 0.71 0.58 0.66 0.67 9.77 HDD 1444 1175 1027 699 455 223 81 93 296 635 1059 1424 8611 CDD 0 0 0 0 1 27 99 64 8 0 0 0 199 City:MALAD CITY AP State:ID Lat:42.09N Long:112.17W Elev: 4470 ID:105559 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 10.4 13.7 22.5 27.9 36.1 42.3 47.7 46.2 37.3 28.1 20.2 11.8 28.7 Maximum 31.1 37.8 48.6 58.5 68.0 79.2 88.3 87.2 77.0 63.5 45.4 33.6 59.9 Mean 20.8 25.8 35.6 43.2 52.1 60.8 68.0 66.7 57.2 45.8 32.8 22.7 44.3 Precip. 1.28 1.10 1.20 1.25 2.01 1.13 1.08 0.95 1.09 1.24 1.03 1.05 14.41 HDD 1372 1099 913 654 403 165 40 58 248 595 966 1312 7825 CDD 0 0 0 0 1 37 134 110 14 0 0 0 296 City:MALTA 4 ESE State:ID Lat:42.18N Long:113.18W Elev: 4590 ID:105563 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 16.9 21.6 27.0 31.9 38.7 44.3 49.9 48.5 40.1 32.0 23.9 16.7 32.6 Maximum 36.0 42.3 51.4 60.7 69.0 79.1 87.6 86.8 76.2 63.5 46.4 37.0 61.3 Mean 26.5 32.0 39.2 46.3 53.9 61.7 68.8 67.7 58.2 47.8 35.2 26.9 47.0 Precip. 0.79 0.64 0.98 1.11 1.70 1.18 0.92 0.87 0.88 0.79 0.75 0.65 11.26 HDD 1196 927 800 561 351 146 35 51 228 536 896 1183 6910 CDD 0 0 0 0 4 46 150 132 23 0 0 0 355 City:MALTA AVIATION State:ID Lat:42.18N Long:113.20W Elev: 4540 ID:105567 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precip. 0.68 0.48 0.75 0.85 1.43 0.91 0.53 0.75 0.74 0.61 0.55 0.44 8.72 City:MASSACRE ROCKS ST PARK State:ID Lat:42.40N Long:113.00W Elev: 4195 ID:105678 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 14.4 19.2 25.5 31.4 39.7 46.9 52.9 51.2 42.3 32.3 23.3 15.5 32.9 Maximum 34.7 41.8 51.3 60.8 70.2 81.1 90.4 89.8 79.0 65.1 46.1 36.0 62.2 Mean 24.6 30.5 38.4 46.1 55.0 64.0 71.7 70.5 60.7 48.7 34.7 25.8 47.6 Precip. 1.09 0.99 1.30 1.34 1.55 0.92 0.63 0.48 0.77 0.99 1.19 1.06 12.31 HDD 1254 966 825 567 319 111 16 21 170 506 909 1217 6881 CDD 0 0 0 0 7 80 222 191 39 0 0 0 539 City:MAY 2 SSE State:ID Lat:44.34N Long:113.54W Elev: 5050 ID:105685 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 6.3 11.4 20.6 26.7 34.7 41.3 45.7 43.1 35.5 26.3 16.6 6.9 26.3 Maximum 30.3 37.8 47.7 57.0 66.1 76.2 85.3 83.6 74.4 60.8 41.7 30.3 57.6 Mean 18.3 24.6 34.2 41.9 50.4 58.8 65.5 63.4 55.0 43.6 29.2 18.6 42.0 Precip. 0.44 0.30 0.31 0.53 1.32 1.13 0.86 0.69 0.66 0.43 0.63 0.54 7.84 HDD 1448 1131 956 695 452 211 81 111 311 664 1075 1439 8574 CDD 0 0 0 0 0 22 97 59 10 0 0 0 188 City:MCCALL State:ID Lat:44.53N Long:116.06W Elev: 5025 ID:105708 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.6 14.9 20.6 27.0 33.8 39.4 42.9 41.0 33.2 26.5 21.9 14.1 27.3 Maximum 31.2 36.6 42.9 51.4 61.1 70.0 79.7 80.1 70.0 57.8 39.7 31.2 54.3 Mean 21.9 25.8 31.8 39.2 47.5 54.7 61.3 60.6 51.6 42.2 30.8 22.7 40.8 Precip. 3.28 2.92 2.55 2.07 2.35 2.08 1.03 1.05 1.45 1.78 3.20 3.45 27.21 HDD 1337 1099 1032 774 544 314 154 180 405 709 1026 1314 8888 CDD 0 0 0 0 0 4 38 41 4 0 0 0 87 City:MCCAMMON State:ID Lat:42.39N Long:112.12W Elev: 4774 ID:105716 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.6 18.4 25.9 32.0 38.5 44.9 50.3 49.4 40.9 32.0 24.0 16.1 32.3 Maximum 30.5 36.6 47.6 58.3 67.1 77.3 85.5 84.2 74.7 61.8 43.4 32.5 58.3 Mean 23.1 27.5 36.8 45.2 52.8 61.1 67.9 66.8 57.8 46.9 33.7 24.3 45.3 Precip. 1.81 1.32 1.78 1.27 2.15 0.95 0.98 1.46 1.02 1.05 1.41 1.75 16.95 HDD 1300 1050 876 597 381 159 45 56 234 562 939 1262 7461 CDD 0 0 0 0 2 43 135 112 19 0 0 0 311 City:MIDDLE FORK LODGE State:ID Lat:44.43N Long:115.01W Elev: 4480 ID:105897 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.5 15.5 23.1 28.6 35.4 41.1 45.5 44.0 36.4 28.4 20.9 12.9 28.7 Maximum 34.9 41.9 50.8 59.2 67.7 76.5 85.9 85.0 75.7 62.3 43.6 33.9 59.8 Mean 23.7 28.7 37.0 43.9 51.6 58.8 65.7 64.5 56.1 45.4 32.3 23.4 44.3 Precip. 1.69 1.35 1.34 1.51 1.65 1.58 0.95 0.98 1.00 1.21 1.88 1.74 16.88 HDD 1279 1016 869 633 419 210 80 93 283 610 983 1289 7764 CDD 0 0 0 0 1 24 102 77 15 0 0 0 219 City:MINIDOKA DAM State:ID Lat:42.41N Long:113.30W Elev: 4164 ID:105980 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.4 19.8 26.5 33.0 41.2 48.5 54.2 52.9 44.3 34.3 25.0 16.9 34.3 Maximum 35.4 41.8 51.1 60.0 69.0 79.3 88.3 88.1 77.8 64.6 47.4 36.8 61.6 Mean 25.4 30.8 38.8 46.5 55.1 63.9 71.3 70.5 61.1 49.5 36.2 26.9 48.0 Precip. 1.02 0.83 1.02 0.92 1.19 0.84 0.32 0.38 0.67 0.71 1.03 0.92 9.85 HDD 1228 958 813 555 316 111 18 23 164 483 864 1182 6715 CDD 0 0 0 0 8 77 211 192 45 1 0 0 534 City:MONTPELIER RANGER STN State:ID Lat:42.19N Long:111.18W Elev: 5960 ID:106053 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 7.9 7.7 18.2 25.9 34.8 42.0 48.2 45.8 36.5 27.5 17.8 9.3 26.8 Maximum 30.4 34.5 42.8 53.6 64.0 74.8 84.7 84.7 73.4 60.0 41.5 31.9 56.4 Mean 19.2 21.1 30.5 39.8 49.4 58.4 66.5 65.3 55.0 43.8 29.7 20.6 41.6 Precip. 1.29 1.23 1.31 1.16 1.70 1.25 0.84 0.88 1.25 1.24 1.16 1.16 14.47 HDD 1421 1230 1071 758 484 224 60 74 309 659 1061 1376 8727 CDD 0 0 0 0 0 26 104 82 8 0 0 0 220 City:MOSCOW U OF I State:ID Lat:46.43N Long:116.58W Elev: 2660 ID:106152 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.2 26.8 31.2 35.4 40.6 45.2 48.4 48.7 42.9 36.0 29.9 23.6 36.0 Maximum 35.6 41.3 49.0 57.5 65.9 73.1 82.6 84.0 74.4 60.5 43.1 35.5 58.5 Mean 29.4 34.1 40.1 46.5 53.3 59.2 65.5 66.4 58.7 48.3 36.5 29.6 47.3 Precip. 2.99 2.52 2.57 2.52 2.62 1.87 1.12 1.19 1.28 2.01 3.54 3.14 27.37 HDD 1104 867 774 557 367 194 73 70 225 520 855 1100 6706 CDD 0 0 0 0 2 18 88 111 35 0 0 0 254 City:MOUNTAIN HOME State:ID Lat:43.08N Long:115.43W Elev: 3140 ID:106174 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.4 24.4 29.7 35.1 42.8 50.4 56.7 55.5 45.8 35.4 26.9 20.3 37.0 Maximum 37.6 44.9 53.6 62.5 71.6 82.3 91.7 91.2 79.5 66.2 48.5 38.2 64.0 Mean 29.0 34.7 41.7 48.8 57.2 66.4 74.2 73.4 62.7 50.8 37.7 29.3 50.5 Precip. 1.32 0.97 1.19 0.92 0.86 0.59 0.38 0.20 0.68 0.76 1.32 1.38 10.57 HDD 1117 851 724 489 267 87 14 18 148 442 819 1108 6084 CDD 0 0 0 3 25 128 299 278 77 2 0 0 812 City:NAMPA SUGAR FACTORY State:ID Lat:43.36N Long:116.35W Elev: 2470 ID:106305 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.8 25.7 31.1 36.4 43.6 50.7 56.0 54.2 45.4 36.0 28.3 21.3 37.5 Maximum 37.0 44.5 55.3 63.6 72.7 82.0 90.5 89.4 78.7 66.1 49.1 38.8 64.0 Mean 28.9 35.1 43.2 50.0 58.2 66.4 73.3 71.8 62.1 51.1 38.7 30.1 50.7 Precip. 1.37 1.14 1.35 1.12 1.22 0.63 0.32 0.24 0.58 0.72 1.28 1.40 11.37 HDD 1120 836 676 452 230 70 10 21 153 434 788 1083 5873 CDD 0 0 0 2 17 110 265 233 64 1 0 0 692 City:NEW MEADOWS RANGER STN State:ID Lat:44.58N Long:116.17W Elev: 3870 ID:106388 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.0 11.0 19.7 26.6 32.9 39.0 42.1 40.4 32.5 24.7 19.8 9.3 25.5 Maximum 29.7 36.5 45.5 55.0 64.3 73.2 82.7 83.1 72.8 60.2 41.3 30.2 56.2 Mean 18.9 23.8 32.6 40.8 48.6 56.1 62.4 61.8 52.7 42.5 30.6 19.8 40.9 Precip. 2.88 2.62 2.38 2.05 2.26 1.90 0.90 0.81 1.28 1.54 2.71 3.20 24.53 HDD 1430 1156 1004 727 510 278 135 140 378 699 1034 1403 8894 CDD 0 0 0 0 0 11 53 39 6 0 0 0 109 City:NEZPERCE State:ID Lat:46.14N Long:116.15W Elev: 3240 ID:106424 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.7 25.1 29.2 33.6 39.4 44.7 48.6 48.6 41.8 34.5 27.9 22.1 34.8 Maximum 34.9 41.0 47.7 55.4 63.1 70.4 79.5 80.7 71.0 58.0 42.2 34.8 56.6 Mean 28.3 33.1 38.5 44.5 51.3 57.6 64.1 64.7 56.4 46.3 35.1 28.5 45.7 Precip. 1.51 1.33 1.85 2.19 3.01 1.99 1.26 1.11 1.31 1.48 1.94 1.43 20.41 HDD 1137 895 823 616 427 236 102 98 277 581 898 1133 7223 CDD 0 0 0 0 0 12 72 87 20 0 0 0 191 City:OAKLEY State:ID Lat:42.14N Long:113.54W Elev: 4560 ID:106542 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.1 23.2 28.2 32.9 40.1 47.5 54.1 53.5 44.7 35.8 26.6 19.4 35.4 Maximum 36.6 42.6 50.5 58.7 66.6 76.0 83.1 83.1 73.8 62.4 46.0 37.4 59.7 Mean 27.9 32.9 39.4 45.8 53.4 61.8 68.6 68.3 59.3 49.1 36.3 28.4 47.6 Precip. 0.82 0.64 1.09 1.11 1.71 1.19 0.78 0.73 0.96 0.80 0.79 0.70 11.32 HDD 1151 899 794 577 365 145 33 46 207 494 860 1135 6706 CDD 0 0 0 0 4 48 145 148 35 0 0 0 380 City:OLA 4 S State:ID Lat:44.08N Long:116.17W Elev: 2990 ID:106590 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.1 20.2 26.3 31.1 38.1 45.0 50.9 48.6 39.9 30.6 23.7 16.1 32.1 Maximum 34.1 42.5 53.9 63.3 72.3 80.9 89.7 89.0 78.8 64.4 45.4 34.5 62.4 Mean 24.6 31.4 40.1 47.2 55.2 63.0 70.3 68.8 59.4 47.5 34.6 25.3 47.3 Precip. 2.65 2.34 2.35 1.92 1.47 1.15 0.53 0.50 0.88 1.17 2.92 2.87 20.75 HDD 1254 942 772 534 310 126 29 40 209 544 913 1231 6904 CDD 0 0 0 0 6 65 194 159 39 0 0 0 463 City:OROFINO State:ID Lat:46.29N Long:116.16W Elev: 1320 ID:106681 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 25.2 28.0 32.0 37.8 44.1 50.3 53.7 52.9 45.3 36.4 31.1 26.2 38.6 Maximum 37.7 45.8 55.4 64.0 72.0 79.7 88.9 90.2 78.8 63.2 46.1 37.3 63.3 Mean 31.5 36.9 43.7 50.9 58.1 65.0 71.3 71.6 62.1 49.8 38.6 31.8 50.9 Precip. 2.91 2.66 2.53 2.40 2.59 1.67 1.06 0.88 1.24 1.98 3.38 3.29 26.59 HDD 1041 786 661 425 233 83 20 19 150 470 792 1032 5712 CDD 0 0 0 2 17 83 214 222 62 0 0 0 600 City:PALISADES State:ID Lat:43.21N Long:111.13W Elev: 5385 ID:106764 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.3 16.7 23.4 30.7 38.6 46.3 52.5 51.0 42.7 34.6 25.9 17.6 32.9 Maximum 31.0 36.6 45.3 56.1 65.8 75.9 84.7 83.8 74.8 61.5 43.0 32.1 57.6 Mean 23.2 26.7 34.4 43.4 52.2 61.1 68.6 67.4 58.8 48.1 34.5 24.9 45.3 Precip. 2.03 1.59 1.63 1.67 2.63 1.68 1.28 1.52 1.44 1.45 1.78 1.71 20.41 HDD 1297 1073 949 648 399 165 41 41 209 527 916 1244 7509 CDD 0 0 0 0 1 47 152 116 23 0 0 0 339 City:PARMA EXPERIMENT STN State:ID Lat:43.48N Long:116.57W Elev: 2290 ID:106844 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.8 24.3 30.1 35.7 43.6 49.8 54.2 52.0 43.1 33.5 26.5 19.7 35.9 Maximum 35.5 43.6 55.7 64.5 72.8 81.5 90.6 90.4 79.7 66.6 48.5 36.9 63.9 Mean 27.2 34.0 42.9 50.1 58.2 65.7 72.4 71.2 61.4 50.1 37.5 28.3 49.9 Precip. 1.38 1.01 1.25 0.96 1.13 0.84 0.35 0.41 0.65 0.67 1.23 1.27 11.15 HDD 1174 868 686 448 230 78 16 26 167 464 825 1138 6120 CDD 0 0 0 2 20 98 246 219 59 1 0 0 645 City:PAUL 1 ENE State:ID Lat:42.38N Long:113.46W Elev: 4150 ID:106877 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.7 21.5 27.5 33.0 40.8 48.1 53.4 51.2 42.1 33.2 25.0 17.9 34.3 Maximum 35.1 41.7 51.2 60.3 68.8 78.7 87.4 87.3 76.4 63.9 46.8 36.6 61.2 Mean 26.4 31.6 39.4 46.7 54.8 63.4 70.4 69.3 59.3 48.6 35.9 27.3 47.8 Precip. 1.02 0.74 0.97 0.89 1.32 0.87 0.41 0.37 0.65 0.70 1.02 0.92 9.88 HDD 1196 935 796 550 323 116 24 38 208 511 873 1170 6740 CDD 0 0 0 0 8 68 191 170 36 0 0 0 473 City:PAYETTE State:ID Lat:44.05N Long:116.56W Elev: 2150 ID:106891 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.5 24.9 31.8 37.7 45.9 53.2 58.9 57.3 48.1 37.1 28.6 21.3 38.7 Maximum 36.7 45.8 57.7 66.1 74.3 82.4 90.8 89.6 80.1 67.6 50.1 38.7 65.0 Mean 28.1 35.4 44.8 51.9 60.1 67.8 74.9 73.5 64.1 52.4 39.4 30.0 51.9 Precip. 1.46 1.24 1.10 0.80 0.97 0.73 0.32 0.32 0.46 0.63 1.43 1.60 11.06 HDD 1145 830 628 396 179 50 8 11 107 395 769 1085 5603 CDD 0 0 0 2 28 134 313 272 80 2 0 0 831 City:PICABO State:ID Lat:43.18N Long:114.04W Elev: 4830 ID:107040 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 6.7 11.0 19.9 27.1 34.3 40.6 46.0 45.1 36.8 27.9 18.1 8.8 26.9 Maximum 30.9 36.7 45.6 56.8 65.7 75.4 84.7 84.2 73.4 61.1 42.4 31.9 57.4 Mean 18.8 23.9 32.8 42.0 50.0 58.0 65.4 64.7 55.1 44.5 30.3 20.4 42.2 Precip. 1.62 1.43 1.32 0.92 1.29 0.92 0.46 0.39 0.70 0.89 1.46 1.51 12.91 HDD 1432 1153 1000 692 467 231 87 98 318 636 1043 1385 8542 CDD 0 0 0 0 2 22 97 87 20 0 0 0 228 City:PIERCE State:ID Lat:46.30N Long:115.48W Elev: 3080 ID:107046 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 16.7 18.4 23.0 28.5 35.1 40.7 43.4 41.2 33.8 27.2 23.9 17.6 29.1 Maximum 33.2 37.9 45.6 54.3 64.0 71.7 81.4 82.6 72.3 59.0 40.5 33.0 56.3 Mean 25.0 28.2 34.3 41.4 49.6 56.2 62.4 61.9 53.1 43.1 32.2 25.3 42.7 Precip. 5.44 4.29 3.92 3.39 3.86 2.86 1.80 1.39 2.00 2.95 5.29 5.13 42.32 HDD 1241 1032 951 708 480 269 137 137 363 679 985 1230 8212 CDD 0 0 0 0 0 6 57 41 5 0 0 0 109 City:POCATELLO RGNL AP State:ID Lat:42.55N Long:112.34W Elev: 4440 ID:107211 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 16.3 20.9 27.3 32.6 39.2 45.7 50.9 49.9 41.8 33.3 24.9 16.8 33.3 Maximum 32.5 39.0 48.5 58.5 67.7 78.3 87.5 86.8 75.7 62.0 44.5 33.8 59.6 Mean 24.4 30.0 37.9 45.6 53.5 62.0 69.2 68.4 58.8 47.7 34.7 25.3 46.5 Precip. 1.14 1.01 1.38 1.18 1.51 0.91 0.70 0.66 0.89 0.97 1.13 1.10 12.58 HDD 1274 1003 842 584 353 129 21 26 201 536 907 1240 7116 CDD 0 0 0 0 3 51 167 143 23 0 0 0 387 City:PORTHILL State:ID Lat:49.00N Long:116.30W Elev: 1775 ID:107264 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.8 21.5 27.2 33.6 41.1 47.3 51.0 49.0 40.4 32.0 26.3 19.3 33.9 Maximum 33.3 38.8 48.5 59.3 68.1 74.5 81.6 81.8 71.2 56.7 41.6 33.8 57.4 Mean 25.6 30.2 37.9 46.5 54.6 60.9 66.3 65.4 55.8 44.4 34.0 26.6 45.7 Precip. 2.13 1.69 1.52 1.43 1.92 1.85 1.34 1.21 1.24 1.41 2.76 2.41 20.91 HDD 1224 976 842 556 328 156 71 84 289 640 932 1192 7290 CDD 0 0 0 0 5 33 111 97 12 0 0 0 258 City:POTLATCH 3 NNE State:ID Lat:46.57N Long:116.53W Elev: 2600 ID:107301 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 21.9 25.2 29.1 33.1 37.9 42.6 44.7 43.7 37.3 31.2 28.2 22.3 33.1 Maximum 36.0 41.7 48.5 56.8 64.8 71.6 80.4 81.9 72.8 59.8 43.2 36.1 57.8 Mean 29.0 33.5 38.8 45.0 51.4 57.1 62.6 62.8 55.1 45.5 35.7 29.2 45.5 Precip. 2.85 2.70 2.52 2.26 2.69 1.78 1.15 1.13 1.29 1.81 3.25 3.18 26.61 HDD 1118 883 811 603 424 242 118 122 309 605 879 1109 7223 CDD 0 0 0 0 0 5 43 54 10 0 0 0 112 City:POWELL State:ID Lat:46.31N Long:114.43W Elev: 3530 ID:107320 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 17.3 19.3 24.5 29.2 34.7 41.4 44.8 43.7 36.4 30.0 24.2 17.3 30.2 Maximum 30.9 37.0 44.6 53.5 63.3 71.4 80.4 80.4 69.4 56.2 37.8 30.0 54.6 Mean 24.1 28.2 34.6 41.4 49.0 56.4 62.6 62.1 52.9 43.1 31.0 23.7 42.4 Precip. 5.16 3.86 3.20 2.65 2.96 2.82 1.58 1.57 2.15 2.77 4.82 5.35 38.89 HDD 1268 1033 944 710 496 268 138 142 370 679 1020 1282 8350 CDD 0 0 0 0 0 11 63 51 7 0 0 0 132 City:PRESTON State:ID Lat:42.05N Long:111.52W Elev: 4800 ID:107346 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 12.2 16.2 25.5 32.1 39.5 45.8 51.6 50.3 41.1 31.3 22.6 13.8 31.8 Maximum 30.3 36.6 47.7 57.9 67.5 78.0 87.1 86.1 76.1 62.5 44.6 32.8 58.9 Mean 21.3 26.4 36.6 45.0 53.5 61.9 69.4 68.2 58.6 46.9 33.6 23.3 45.4 Precip. 1.39 1.26 1.47 1.39 2.14 1.20 0.94 1.05 1.31 1.61 1.20 1.33 16.29 HDD 1356 1080 881 600 359 140 24 28 217 560 942 1293 7480 CDD 0 0 0 0 3 46 160 127 26 0 0 0 362 City:PRIEST RIVER EXP STN State:ID Lat:48.21N Long:116.50W Elev: 2380 ID:107386 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 18.7 21.3 24.9 29.6 37.0 42.7 45.6 44.5 37.1 30.4 25.6 20.1 31.5 Maximum 30.4 36.1 45.4 56.6 66.5 73.5 81.4 81.7 71.1 55.5 37.6 30.6 55.5 Mean 24.6 28.7 35.2 43.1 51.8 58.1 63.5 63.1 54.1 43.0 31.6 25.4 43.5 Precip. 3.74 3.12 2.72 2.25 2.60 2.24 1.39 1.32 1.43 1.92 4.30 4.39 31.42 HDD 1254 1017 926 657 412 219 113 111 337 684 1002 1229 7961 CDD 0 0 0 0 1 12 66 52 10 0 0 0 141 City:REXBURG RICKS COLLEGE State:ID Lat:43.49N Long:111.47W Elev: 4925 ID:107644 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 10.0 14.5 22.4 29.6 37.8 44.5 48.6 46.4 37.6 28.6 19.6 9.6 29.1 Maximum 28.5 33.9 45.0 56.8 65.7 74.6 83.6 84.0 74.0 59.7 40.9 29.6 56.4 Mean 19.3 24.2 33.7 43.2 51.8 59.6 66.1 65.2 55.8 44.2 30.3 19.6 42.8 Precip. 1.28 1.02 1.11 1.12 1.90 1.49 0.92 0.72 0.87 1.11 1.22 1.09 13.85 HDD 1419 1143 971 654 412 193 68 80 291 645 1042 1407 8325 CDD 0 0 0 0 2 30 101 87 16 0 0 0 236 City:REYNOLDS State:ID Lat:43.12N Long:116.45W Elev: 3930 ID:107648 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.6 23.4 27.7 32.3 39.2 45.5 51.8 50.9 41.5 32.3 24.9 18.9 34.0 Maximum 38.9 44.0 51.0 58.9 67.3 76.9 85.7 85.5 74.8 63.3 48.0 39.4 61.1 Mean 29.3 33.7 39.4 45.6 53.3 61.2 68.8 68.2 58.2 47.8 36.5 29.2 47.6 Precip. 1.18 0.92 1.11 0.94 1.30 0.99 0.38 0.46 0.61 0.77 1.09 1.15 10.90 HDD 1109 878 794 582 371 167 49 54 240 535 858 1112 6749 CDD 0 0 0 0 6 52 165 153 34 0 0 0 410 City:RICHFIELD State:ID Lat:43.03N Long:114.09W Elev: 4282 ID:107673 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 14.1 18.5 26.0 31.7 39.3 45.8 51.6 50.5 41.9 32.0 23.4 15.4 32.5 Maximum 30.2 36.3 47.2 58.2 67.0 76.7 85.4 85.0 74.9 61.9 43.2 32.1 58.2 Mean 22.2 27.4 36.6 45.0 53.2 61.3 68.5 67.8 58.4 47.0 33.3 23.8 45.4 Precip. 1.62 1.28 1.14 0.73 1.07 0.64 0.37 0.32 0.58 0.72 1.32 1.38 11.17 HDD 1328 1054 881 601 373 157 44 57 234 561 952 1279 7521 CDD 0 0 0 0 6 44 152 144 36 0 0 0 382 City:RIGGINS State:ID Lat:45.25N Long:116.19W Elev: 1800 ID:107706 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 26.9 30.3 34.9 39.9 46.0 52.3 57.7 57.4 49.5 40.5 32.9 27.8 41.3 Maximum 40.9 48.5 56.9 65.0 72.7 80.6 90.2 90.9 80.3 66.4 49.3 41.0 65.2 Mean 33.9 39.4 45.9 52.5 59.4 66.5 74.0 74.2 64.9 53.5 41.1 34.4 53.3 Precip. 1.18 1.13 1.71 1.78 2.31 1.80 1.08 0.91 1.08 1.12 1.52 1.29 16.91 HDD 964 717 593 388 204 87 18 17 102 363 717 950 5120 CDD 0 0 0 11 29 130 295 301 99 4 0 0 869 City:RUPERT 3 WSW State:ID Lat:42.36N Long:113.45W Elev: 4200 ID:107968 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.5 19.8 25.9 31.6 38.8 45.5 49.9 47.9 39.2 30.2 22.8 15.6 31.9 Maximum 34.4 40.5 50.2 59.9 68.2 77.7 85.5 85.6 75.7 63.4 46.2 35.9 60.3 Mean 25.0 30.2 38.1 45.8 53.5 61.6 67.7 66.8 57.5 46.8 34.5 25.8 46.1 Precip. 1.14 0.76 1.10 0.79 1.15 1.00 0.36 0.35 0.56 0.63 0.99 1.01 9.84 HDD 1242 976 836 578 361 147 44 63 250 564 915 1217 7193 CDD 0 0 0 0 4 45 128 118 24 0 0 0 319 City:SAINT ANTHONY 1 WNW State:ID Lat:43.58N Long:111.43W Elev: 4950 ID:108022 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 6.9 9.2 17.5 25.4 34.3 41.2 45.8 43.3 35.1 26.4 16.9 7.6 25.8 Maximum 28.8 34.0 43.6 55.7 65.6 74.4 82.8 82.7 73.0 60.1 41.7 30.3 56.1 Mean 17.9 21.6 30.6 40.6 50.0 57.8 64.3 63.0 54.1 43.3 29.3 19.0 41.0 Precip. 1.26 0.90 1.10 1.13 2.02 1.52 0.97 0.75 0.92 1.00 1.32 1.30 14.19 HDD 1461 1216 1070 734 466 230 107 117 335 674 1071 1428 8909 CDD 0 0 0 0 0 14 85 56 7 0 0 0 162 City:SAINT MARIES 1 W State:ID Lat:47.19N Long:116.35W Elev: 2320 ID:108062 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.3 26.3 30.1 34.7 40.9 46.7 50.2 49.8 42.3 34.6 29.6 23.8 36.0 Maximum 34.4 41.0 49.6 58.5 66.7 74.0 82.9 83.7 73.3 58.0 40.9 33.8 58.1 Mean 28.9 33.7 39.9 46.6 53.8 60.4 66.6 66.8 57.8 46.3 35.3 28.8 47.1 Precip. 3.91 3.10 2.68 2.28 2.49 1.96 1.28 1.13 1.40 2.02 4.13 4.25 30.63 HDD 1121 879 779 553 350 171 86 77 258 580 893 1123 6870 CDD 0 0 0 0 3 32 134 130 42 0 0 0 341 City:SALMON KSRA State:ID Lat:45.11N Long:113.54W Elev: 3931 ID:108080 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 9.3 15.2 24.7 31.8 39.5 46.1 50.9 48.5 40.4 30.2 21.0 11.4 30.8 Maximum 28.4 37.0 49.7 59.9 69.1 77.9 87.3 85.5 74.9 60.3 40.7 29.2 58.3 Mean 18.9 26.1 37.2 45.9 54.3 62.0 69.1 67.0 57.7 45.3 30.9 20.3 44.6 Precip. 0.68 0.49 0.54 0.79 1.42 1.42 1.03 0.82 0.77 0.65 0.73 0.78 10.12 HDD 1429 1090 861 574 335 140 34 50 238 613 1025 1387 7776 CDD 0 0 0 0 3 50 161 113 17 0 0 0 344 City:SANDPOINT EXP STATION State:ID Lat:48.18N Long:116.33W Elev: 2100 ID:108137 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.4 22.8 28.1 34.2 40.9 46.7 49.7 48.7 41.4 33.2 27.5 21.4 34.5 Maximum 31.6 37.6 46.5 56.4 65.4 72.1 80.1 80.2 70.0 56.1 40.0 32.4 55.7 Mean 25.5 30.2 37.3 45.3 53.2 59.4 64.9 64.5 55.7 44.7 33.8 26.9 45.1 Precip. 3.94 3.47 2.85 2.25 2.75 2.46 1.63 1.43 1.60 2.30 4.75 4.75 34.18 HDD 1224 975 858 592 368 187 87 89 290 632 938 1182 7422 CDD 0 0 0 0 1 20 83 71 10 0 0 0 185 City:SHOSHONE 1 WNW State:ID Lat:42.56N Long:114.25W Elev: 3950 ID:108380 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 16.9 21.0 27.4 33.6 41.6 49.1 55.9 54.9 45.3 35.4 25.9 18.0 35.4 Maximum 33.4 40.2 51.1 62.1 72.0 82.7 91.4 90.4 78.6 64.5 45.7 35.1 62.3 Mean 25.2 30.6 39.3 47.9 56.8 65.9 73.7 72.7 62.0 50.0 35.8 26.6 48.9 Precip. 1.38 1.11 1.26 0.69 0.95 0.59 0.26 0.31 0.57 0.65 1.28 1.20 10.25 HDD 1235 964 798 515 277 88 10 19 166 469 876 1193 6610 CDD 0 0 0 1 22 115 279 257 75 2 0 0 751 City:SHOUP State:ID Lat:45.23N Long:114.17W Elev: 3400 ID:108395 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 15.0 19.5 27.8 33.5 39.8 45.9 51.0 50.0 42.1 33.1 25.2 16.2 33.3 Maximum 31.2 39.6 52.1 63.0 71.9 80.7 89.8 88.7 78.1 61.9 42.1 30.7 60.8 Mean 23.1 29.6 40.0 48.3 55.9 63.3 70.4 69.4 60.1 47.5 33.7 23.5 47.1 Precip. 1.30 1.10 0.88 1.18 1.69 1.64 0.99 0.91 0.96 0.91 1.42 1.48 14.46 HDD 1298 993 776 503 296 109 34 50 204 543 939 1289 7034 CDD 0 0 0 0 12 59 201 184 55 0 0 0 511 City:SILVER CITY 5 W State:ID Lat:43.01N Long:116.49W Elev: 6160 ID:108412 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.7 22.6 26.1 30.9 39.4 46.5 55.2 55.3 47.1 37.4 25.6 20.5 35.6 Maximum 35.7 39.3 44.0 51.6 60.4 71.1 80.9 80.9 71.1 59.0 43.3 37.1 56.2 Mean 28.2 31.0 35.1 41.3 49.9 58.8 68.1 68.1 59.1 48.2 34.5 28.8 45.9 Precip. 3.21 2.48 2.62 2.26 2.34 1.37 0.68 0.54 0.88 1.51 2.79 3.03 23.71 HDD 1140 953 928 713 470 226 70 59 229 522 917 1122 7349 CDD 0 0 0 0 2 40 165 154 51 2 0 0 414 City:SODA SPRINGS AP State:ID Lat:42.39N Long:111.35W Elev: 5842 ID:108535 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 8.1 10.9 18.9 26.6 34.5 40.7 45.2 44.1 35.3 26.3 18.3 8.1 26.4 Maximum 28.6 32.2 40.5 52.3 63.0 73.9 83.2 81.8 71.3 58.1 40.6 30.2 54.6 Mean 18.4 21.6 29.7 39.5 48.8 57.3 64.2 63.0 53.3 42.2 29.5 19.2 40.6 Precip. 1.14 1.27 1.42 1.35 2.13 1.36 1.25 1.31 1.07 1.26 1.16 1.03 15.75 HDD 1446 1217 1094 767 505 245 102 117 356 707 1067 1422 9045 CDD 0 0 0 0 0 15 76 53 5 0 0 0 149 City:STANLEY State:ID Lat:44.13N Long:114.56W Elev: 6271 ID:108676 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum -1.7 -0.6 8.5 19.2 28.4 34.2 36.6 34.6 27.7 21.8 12.6 -1.0 18.4 Maximum 27.0 33.9 42.3 49.7 59.0 68.1 77.8 77.6 68.4 56.3 37.8 26.0 52.0 Mean 12.7 16.7 25.4 34.5 43.7 51.2 57.2 56.1 48.1 39.1 25.2 12.5 35.2 Precip. 1.66 1.54 1.19 1.07 1.24 1.20 0.73 0.76 0.88 1.14 1.55 2.03 14.99 HDD 1626 1355 1228 917 660 417 250 280 509 804 1194 1630 10870 CDD 0 0 0 0 0 0 7 4 0 0 0 0 11 City:SWAN FALLS P H State:ID Lat:43.15N Long:116.23W Elev: 2325 ID:108928 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 23.5 27.9 34.7 40.8 48.5 56.1 62.7 61.0 51.4 41.3 31.1 23.9 41.9 Maximum 39.6 48.0 58.2 66.6 75.7 85.6 94.5 93.3 83.0 69.2 50.8 40.2 67.1 Mean 31.6 38.0 46.5 53.7 62.1 70.9 78.6 77.2 67.2 55.3 41.0 32.1 54.5 Precip. 0.83 0.59 0.96 1.01 1.06 0.68 0.29 0.22 0.53 0.53 0.89 0.81 8.40 HDD 1037 758 575 351 144 32 2 3 68 309 721 1022 5022 CDD 0 0 0 11 55 206 423 379 133 7 0 0 1214 City:SWAN VALLEY 2 E State:ID Lat:43.27N Long:111.18W Elev: 5360 ID:108937 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 11.7 14.8 22.8 28.9 36.0 42.0 46.6 45.7 37.5 28.8 21.1 12.4 29.0 Maximum 29.6 35.4 44.1 54.9 64.4 74.7 83.7 82.9 73.1 59.7 41.2 30.6 56.2 Mean 20.7 25.1 33.5 41.9 50.2 58.4 65.2 64.3 55.3 44.3 31.2 21.5 42.6 Precip. 1.54 0.97 1.38 1.62 2.75 1.48 1.39 1.34 1.39 1.37 1.53 1.30 18.06 HDD 1374 1118 977 693 459 223 95 92 304 644 1014 1348 8341 CDD 0 0 0 0 0 24 99 71 12 0 0 0 206 City:TAYLOR RANCH State:ID Lat:45.06N Long:114.51W Elev: 3835 ID:109000 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 13.1 17.1 24.4 29.7 35.9 41.6 45.7 44.6 37.7 30.1 23.2 15.3 29.9 Maximum 27.8 36.1 46.7 56.6 65.7 74.2 84.3 83.9 72.8 56.4 38.0 27.9 55.9 Mean 20.5 26.6 35.6 43.2 50.8 57.9 65.0 64.3 55.3 43.3 30.6 21.6 42.9 Precip. 1.09 0.98 1.09 1.59 2.06 1.84 1.16 1.09 0.81 1.01 1.22 1.03 14.97 HDD 1381 1075 913 655 441 227 89 108 308 675 1032 1346 8250 CDD 0 0 0 0 0 15 89 86 16 0 0 0 206 City:TETONIA EXPERIMENT STN State:ID Lat:43.51N Long:111.17W Elev: 6170 ID:109065 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 3.5 8.2 16.0 25.1 32.8 39.2 44.3 42.8 34.0 25.1 14.7 4.2 24.2 Maximum 27.0 33.1 39.8 49.2 60.6 70.5 78.7 77.9 68.6 55.6 37.8 27.9 52.2 Mean 15.3 20.7 27.9 37.2 46.7 54.9 61.5 60.4 51.3 40.4 26.3 16.1 38.2 Precip. 2.00 1.19 1.28 1.36 2.61 1.67 1.29 1.26 1.38 1.43 1.48 1.66 18.61 HDD 1542 1241 1151 836 568 311 147 167 412 765 1163 1518 9821 CDD 0 0 0 0 0 7 38 24 2 0 0 0 71 City:TWIN FALLS KMVT State:ID Lat:42.35N Long:114.28W Elev: 3670 ID:109293 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.7 23.1 29.1 34.7 42.7 50.6 56.5 54.1 44.8 35.5 27.2 20.0 36.5 Maximum 36.6 43.3 52.3 61.0 69.8 79.1 87.9 86.7 76.6 64.7 48.2 37.9 62.0 Mean 28.2 33.2 40.7 47.9 56.3 64.9 72.2 70.4 60.7 50.1 37.7 29.0 49.3 Precip. 1.07 0.75 1.03 0.83 1.04 0.77 0.22 0.33 0.45 0.75 1.12 1.06 9.42 HDD 1142 891 753 515 286 99 14 27 172 463 820 1118 6300 CDD 0 0 0 1 14 95 238 194 44 1 0 0 587 City:TWIN FALLS 6 E State:ID Lat:42.33N Long:114.21W Elev: 3960 ID:109303 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.2 23.4 28.8 33.7 41.2 48.0 52.8 51.1 42.8 34.2 26.4 19.3 35.1 Maximum 34.9 41.4 50.7 59.5 67.7 77.0 85.0 84.1 74.2 62.5 46.2 36.4 60.0 Mean 27.1 32.4 39.8 46.6 54.5 62.5 68.9 67.6 58.5 48.4 36.3 27.9 47.5 Precip. 1.29 0.93 1.21 0.95 1.40 0.84 0.27 0.38 0.65 0.78 1.17 1.12 10.99 HDD 1176 913 783 552 331 128 34 45 222 517 861 1153 6715 CDD 0 0 0 0 5 54 154 125 26 0 0 0 364 City:WALLACE WOODLAND PARK State:ID Lat:47.29N Long:115.55W Elev: 2940 ID:109498 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.8 22.6 27.1 32.7 39.0 45.2 48.9 48.4 40.7 33.2 27.5 20.9 33.8 Maximum 33.6 38.9 46.0 54.7 63.1 70.0 78.3 79.3 69.6 57.2 40.7 33.3 55.4 Mean 26.7 30.8 36.6 43.7 51.1 57.6 63.6 63.9 55.2 45.2 34.1 27.1 44.6 Precip. 5.12 4.10 3.68 2.91 3.01 2.61 1.41 1.37 1.75 2.71 5.30 5.25 39.22 HDD 1188 959 882 639 432 235 121 108 316 614 927 1175 7596 CDD 0 0 0 0 1 13 77 71 20 0 0 0 182 City:WARREN State:ID Lat:45.16N Long:115.41W Elev: 5907 ID:109560 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 5.9 8.4 13.4 19.2 26.1 31.4 34.6 33.6 27.6 22.8 15.2 7.0 20.4 Maximum 34.2 39.3 43.6 49.6 58.2 67.1 76.1 75.8 67.1 56.0 39.7 32.7 53.3 Mean 20.1 23.9 28.5 34.4 42.2 49.3 55.4 54.7 47.4 39.4 27.5 19.9 36.9 Precip. 2.64 2.03 2.42 2.25 2.49 2.48 1.41 1.22 1.41 1.81 2.60 2.65 25.41 HDD 1393 1153 1132 917 709 473 306 325 530 794 1127 1399 10258 CDD 0 0 0 0 0 0 6 4 0 0 0 0 10 City:WEISER State:ID Lat:44.15N Long:116.58W Elev: 2120 ID:109638 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 20.6 26.1 33.7 39.7 47.6 54.9 59.9 57.8 48.3 38.0 30.3 22.3 39.9 Maximum 34.8 43.5 56.0 64.6 73.3 82.2 91.2 89.6 79.7 66.1 47.7 36.2 63.7 Mean 27.7 34.8 44.9 52.2 60.5 68.6 75.6 73.7 64.0 52.1 39.0 29.3 51.9 Precip. 1.42 1.38 1.17 0.97 0.96 0.92 0.34 0.31 0.50 0.63 1.65 1.82 12.07 HDD 1156 846 623 390 176 48 4 13 121 403 781 1109 5670 CDD 0 0 0 5 36 156 331 284 91 2 0 0 905 City:WINCHESTER State:ID Lat:46.14N Long:116.37W Elev: 3950 ID:109846 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 19.7 22.4 26.1 31.0 36.7 42.2 45.9 45.6 39.0 32.5 25.9 19.7 32.2 Maximum 35.2 39.7 44.7 52.2 59.6 67.3 76.1 77.8 68.6 56.7 41.4 34.9 54.5 Mean 27.5 31.1 35.4 41.6 48.2 54.8 61.0 61.7 53.8 44.6 33.7 27.3 43.4 Precip. 1.94 1.69 2.46 2.76 3.18 2.18 1.45 1.24 1.44 1.87 2.51 1.99 24.71 HDD 1164 951 919 702 522 312 164 153 348 633 940 1168 7976 CDD 0 0 0 0 0 3 39 50 12 0 0 0 104 City:YELLOW PINE 7 S State:ID Lat:44.51N Long:115.31W Elev: 5100 ID:109951 Normal Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Minimum 7.6 9.7 16.2 22.2 29.1 34.3 37.6 36.0 29.4 23.7 17.3 8.6 22.6 Maximum 32.8 38.6 44.9 52.3 61.5 70.1 79.8 79.7 70.3 58.0 40.3 32.3 55.1 Mean 20.2 24.2 30.6 37.3 45.3 52.2 58.7 57.9 49.9 40.9 28.8 20.5 38.9 Precip. 3.22 2.83 2.35 1.95 2.10 1.99 1.13 1.09 1.49 1.81 3.22 3.38 26.56 HDD 1388 1144 1069 833 611 386 213 235 455 749 1085 1381 9549 CDD 0 0 0 0 0 1 17 13 1 0 0 0 32
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