San Jose Weather Station
National Weather Service Cooperative Weather Station
September 2017
  Maximum
Temperature		 Minimum
Temperature		 Mean
Temperature		 Rainfall
1 108 69 88.5  
2 107 74 90.5  
3 98 78 88.0  
4 88 72 80.0  
5 89 70 79.5  
6 83 66 74.5  
7 81 64 72.5  
8 79 63 71.0  
9 86 65 75.5  
10 95 64 79.5  
11 97 70 83.5 0.04
12 92 67 79.5  
13 80 66 73.0  
14 78 62 70.0  
15 77 55 66.0  
16 80 57 68.5  
17 81 57 69.0  
18 80 60 70.0  
19 77 58 67.5  
20 76 57 66.5  
21 72 54 63.0  
22 73 50 61.5  
23 81 51 66.0  
24 83 51 67.0  
25 87 55 71.0  
26 91 58 74.5  
27 92 61 76.5  
28 89 59 74.0  
29 75 57 66.0  
30 80 58 69.0  
Month 85.2 61.6 73.4 0.04
Normal 80.1 56.8 68.5 0.18
Anomaly 5.1 4.8 4.9 -0.14
        22%
Highest 108 78    
Lowest 72 50    

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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