San Jose Weather Station
National Weather Service Cooperative Weather Station
December 2017
  Maximum
Temperature		 Minimum
Temperature		 Mean
Temperature		 Rainfall
1 62 42 52.0 0.00
2 63 44 53.5 0.00
3 59 46 52.5 T
4 64 45 54.5 T
5 68 43 55.5 0.00
6 64 38 51.0 0.00
7 68 36 52.0 0.00
8 67 40 53.5 0.00
9 68 39 53.5 0.00
10 70 36 53.0 0.00
11 69 39 54.0 0.00
12 67 37 52.0 0.00
13 65 35 50.0 0.00
14 69 39 54.0 0.00
15 63 37 50.0 0.00
16 67 43 55.0 0.00
17 68 46 57.0 0.00
18 65 40 52.5 0.00
19 66 37 51.5 0.00
20 56 41 48.5 0.07
21 58 35 46.5 0.00
22 58 34 46.0 0.00
23 57 38 47.5 0.00
24 56 45 50.5 0.00
25 62 41 51.5 0.00
26 64 40 52.0 0.00
27 62 38 50.0 0.00
28 66 38 52.0 0.00
29 66 38 52.0 T
30 64 37 50.5 0.00
31 61 44 52.5 0.00
Month 63.9 39.7 51.8 0.07
Normal 58.0 41.9 50.0 2.61
Anomaly 5.9 -2.2 1.8 -2.54
        3%
Highest 70 46 57.0  
Lowest 56 34 46.0  

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. 

Return to San Jose Climate Archives.
Return to Climate of San Jose page.