San Jose Weather Station
National Weather Service Cooperative Weather Station
December 2008
Maximum Temperature Minimum Temperature Mean Temperature Heating Degree Days Cooling Degree Days Rainfall
1 57 44 50.5 14 0 0.00
2 65 48 56.5 8 0 T
3 59 42 50.5 14 0 0.00
4 60 44 52.0 13 0 0.00
5 65 39 52.0 13 0 0.00
6 64 38 51.0 14 0 0.00
7 58 41 49.5 15 0 0.00
8 56 43 49.5 15 0 0.00
9 59 39 49.0 16 0 0.00
10 63 36 49.5 15 0 0.00
11 64 38 51.0 14 0 0.00
12 62 40 51.0 14 0 T
13 54 39 46.5 18 0 0.03
14 50 35 42.5 22 0 0.28
15 51 40 45.5 19 0 0.21
16 50 38 44.0 21 0 0.10
17 52 34 43.0 22 0 0.00
18 54 32 43.0 22 0 0.02
19 55 39 47.0 18 0 0.20
20 52 33 42.5 22 0 0.00
21 52 42 47.0 18 0 0.10
22 53 43 48.0 17 0 0.09
23 54 42 48.0 17 0 0.03
24 57 47 52.0 13 0 0.01
25 51 43 47.0 18 0 0.46
26 53 33 43.0 22 0 0.00
27 57 35 46.0 19 0 0.00
28 60 38 49.0 16 0 0.00
29 62 41 51.5 13 0 0.00
30 57 40 48.5 16 0 0.00
31 55 36 45.5 19 0 0.00
Month 56.8 39.4 48.1 517 0 1.53
Normal 58.9 41.0 50.0 467 0 2.00
Anomaly -2.1 -1.6 -1.9 50 0 -0.47
            77%
Highest 65 48 56.5      
Lowest 50 32 42.5      

Note:  Data here is preliminary and is taken from daily temperature and precipitation reports.

This document is offered as a public service from Golden Gate Weather Services. 

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