San Jose Weather Station
Substation of the National Weather Service
Office of Emergency Services
Monthly Meteorological Summary
July 1998
  Temperatures (F)   Moisture Wind    
Date Maximum Minimum Range Mean Normal Mean Departure from Normal Heating Degree Days (Base 65o) Cooling Degree Days (Base 65o) Atmospheric Pressure (inches)* Dewpoint* Relative Humidity* Precipitation (Midnight - Midnight) Miles/Direction* (FAA Tower Recording)    
1 72 55 17 64 68 -4 1 0 30.02 55 60 0.00 10 NW   64
2 72 57 15 65 68 -3 0 0 29.93 54 58 0.00 Calm   65
3 78 58 20 68 69 -1 0 3 29.90 56 47 0.00 13 NW   68
4 81 57 24 69 69 0 0 4 29.86 61 59 0.00 Calm   69
5 83 54 29 69 69 0 0 4 29.94 58 43 0.00 11 NW   69
6 88 58 30 73 69 4 0 8 30.01 54 34 0.00 10 NW   73
7 92 62 30 77 69 8 0 12 30.00 61 37 0.00 12 NW   77
8 79 58 21 69 69 0 0 4 29.95 61 59 0.00 11 W   69
9 74 58 16 66 69 -3 0 1 29.93 57 59 0.00 9 WNW   66
10 73 56 17 65 69 -4 0 0 30.05 55 56 0.00 11 NW   65
11 81 60 21 71 69 2 0 6 30.10 54 40 0.00 9 NNW   71
12 88 58 30 73 69 4 0 8 29.96 57 37 0.00 7 WNW   73
13 79 59 20 69 69 0 0 4 29.97 59 53 0.00 12 NW   69
14 83 58 25 71 70 1 0 6 29.98 61 48 0.00 10 WNW   71
15 96 60 36 78 70 8 0 13 29.91 57 29 0.00 15 WNW   78
16 95 64 31 80 70 10 0 15 29.87 64 43 0.00 11 WNW   80
17 87 60 27 74 70 4 0 9 29.88 63 47 0.00 9 WNW   74
18 97 61 36 79 70 9 0 14 29.80 61 32 0.00 11 NW   79
19 95 63 32 79 70 9 0 14 29.85 63 34 0.00 11 WNW   79
20 84 63 21 74 70 4 0 9 29.94 61 57 0.00 12 WNW   74
21 78 61 17 70 70 0 0 5 29.98 54 50 0.00 10 WNW   70
22 76 59 17 68 70 -2 0 3 29.97 54 47 0.00 9 NW   68
23 82 59 23 71 70 1 0 6 29.96 54 44 0.00 11 NNW   71
24 82 59 23 71 70 1 0 6 29.98 55 43 0.00 10 NNW   71
25 85 59 26 72 70 2 0 7 29.96 63 50 0.00 9 NW   72
26 84 61 23 73 70 3 0 8 30.04 63 54 0.00 3 NW   73
27 85 60 25 73 70 3 0 8 29.99 55 43 0.00 10 NNW   73
28 76 59 17 68 70 -2 0 3 29.98 51 43 0.00 11 N   68
29 74 61 13 68 70 -2 0 3 29.99 52 48 0.00 10 NNW   68
30 74 62 12 68 70 -2 0 3 29.99 52 49 0.00 11 N   68
31 80 60 20 70 70 0 0 5 30.05 53 40 0.00 8 NW   70
                               
(SUM)AVE 82 59 23 71 70 2 (01) (191) 29.96 57 47 (0.00) ---    
NORMAL 82 57 25 70 70 --- (09) (148) 29.93 --- 51 (0.06) ---