San Jose Weather Station
National Weather Service Cooperative Weather Station

January 2004
  Maximum Temperature Minimum Temperature Mean Temperature Heating Degree Days Cooling Degree Days Rainfall
1 52 51 51.5 13 0 1.00
2 52 39 45.5 19 0 0.13
3 50 33 41.5 23 0 0.02
4 52 31 41.5 23 0 0.00
5 56 34 45.0 20 0 0.00
6 54 38 46.0 19 0 0.00
7 61 48 54.5 10 0 0.02
8 71 54 62.5 2 0 0.00
9 67 48 57.5 7 0 0.00
10 63 50 56.5 8 0 0.00
11 63 46 54.5 10 0 0.00
12 63 46 54.5 10 0 0.00
13 56 47 51.5 13 0 0.00
14 50 42 46.0 19 0 0.00
15 58 45 51.5 13 0 0.01
16 55 48 51.5 13 0 0.00
17 55 43 49.0 16 0 0.00
18 58 47 52.5 12 0 0.00
19 53 48 50.5 14 0 0.00
20 56 50 53.0 12 0 0.00
21 61 40 50.5 14 0 0.00
22 59 39 49.0 16 0 0.00
23 59 39 49.0 16 0 0.00
24 55 47 51.0 14 0 0.55
25 55 46 50.5 14 0 0.00
26 57 40 48.5 16 0 0.00
27 59 49 54.0 11 0 0.01
28 58 47 52.5 12 0 0.03
29 54 49 51.5 13 0 0.00
30 58 48 53.0 12 0 0.00
31 56 44.0 50.0 15 0 0.00
Month 57.3 44.4 50.8 429 0 1.77
Normal 59.3 41.7 50.5 450 0 3.03
Anomaly -2.0 2.7 0.3 -21 0 -1.26
Percent of Normal         58%

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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