San Jose Weather Station
Substation of the National Weather Service
Office of Emergency Services
May 1999

 

Temperatures (°F)

 Rainfall
Date Maximum Minimum Range Mean Normal Mean Departure from Normal Heating Degree Days (Base 65°) Cooling Degree Days (Base 65°) Precipitation(4 p.m. - 4 p.m.)
1 65 49 16 0 61 -61 65 0 0.00
2 59 52 7 0 61 -61 65 0 0.00
3 64 50 14 0 61 -61 65 0 0.02
4 66 45 21 0 61 -61 65 0 0.00
5 80 46 34 0 61 -61 65 0 0.00
6 71 51 20 0 62 -62 65 0 0.00
7 70 49 21 0 62 -62 65 0 0.00
8 60 41 19 0 62 -62 65 0 0.00
9 69 45 24 0 62 -62 65 0 0.00
10 73 46 27 0 62 -62 65 0 0.00
11 78 53 25 0 62 -62 65 0 0.00
12 68 55 13 62 62 0 3 0 0.00
13 67 48 19 58 62 -4 7 0 0.00
14 64 44 20 54 63 -9 11 0 0.00
15 64 43 21 54 63 -9 11 0 0.00
16 69 44 25 57 63 -6 8 0 0.00
17 74 44 30 59 63 -4 6 0 0.00
18 71 52 19 62 63 -1 3 0 0.00
19 69 51 18 60 63 -3 5 0 0.00
20 65 52 13 59 63 -4 6 0 0.00
21 81 48 33 65 63 2 0 0 0.00
22 83 54 29 69 63 6 0 4 0.00
23 80 54 26 67 63 4 0 2 0.00
24 74 54 20 64 64 0 1 0 0.00
25 78 54 24 66 64 2 0 1 0.00
26 77 52 25 65 64 1 0 0 0.00
27 72 55 17 64 64 0 1 0 0.00
28 69 53 16 61 64 -3 4 0 0.00
29 68 51 17 60 64 -4 5 0 0.00
30 75 50 25 63 64 -1 2 0 0.00
31 74 52 0 0 64 -64 65 0 0.00
AVG 71 50 21 38 63 -25 853 7 0.02
NORMAL 75 51 24 63 63 --- 110 38 0.26

T indicates Trace ( ) indicates Sum Total * indicates Data Taken at Approximately 4:00 p.m. **indicates Estimated Temperatures