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38.4088, -121.37162

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 40 4 59 15 49 10 0.1 undefined 14.81 undefined 15.8 0
2 40 4 59 15 49 9 0.19 undefined 14.9 undefined 16 0
3 39 4 58 15 49 9 0.3 undefined 15.01 undefined 16.2 0
4 39 4 58 14 49 9 0.4 undefined 15.11 undefined 16.4 0
5 39 4 58 14 48 9 0.5 undefined 15.21 undefined 16.6 0
6 39 4 57 14 48 9 0.6 undefined 15.31 undefined 16.8 0
7 39 4 57 14 48 9 0.71 undefined 15.42 undefined 17 0
8 39 4 57 14 48 9 0.82 undefined 15.53 undefined 17.1 0
9 39 4 57 14 48 9 0.93 undefined 15.64 undefined 17.3 0
10 39 4 57 14 48 9 1.04 undefined 15.75 undefined 17.4 0
11 39 4 56 14 47 9 1.15 undefined 15.86 undefined 17.6 0
12 38 4 56 13 47 9 1.26 undefined 15.97 undefined 17.7 0
13 38 4 56 13 47 8 1.37 undefined 16.08 undefined 17.8 0
14 38 4 56 13 47 8 1.48 undefined 16.19 undefined 17.9 0
15 38 4 56 13 47 8 1.59 undefined 16.3 undefined 18 0
16 38 3 56 13 47 8 1.7 undefined 16.41 undefined 18.1 0
17 38 3 55 13 47 8 1.81 undefined 16.52 undefined 18.2 0
18 38 3 55 13 47 8 1.92 undefined 16.63 undefined 18.2 0
19 38 3 55 13 47 8 2.03 undefined 16.74 undefined 18.3 0
20 38 3 55 13 47 8 2.14 undefined 16.85 undefined 18.4 0
21 38 3 55 13 47 8 2.26 undefined 16.97 undefined 18.4 0
22 38 3 55 13 47 8 2.37 undefined 17.08 undefined 18.4 0
23 38 3 55 13 47 8 2.49 undefined 17.2 undefined 18.5 0
24 38 3 55 13 47 8 2.6 undefined 17.31 undefined 18.5 0
25 38 3 55 13 47 8 2.73 undefined 17.44 undefined 18.5 0
26 38 3 55 13 47 8 2.85 undefined 17.56 undefined 18.5 0
27 38 3 55 13 47 8 2.97 undefined 17.68 undefined 18.5 0
28 38 3 55 13 47 8 3.09 undefined 17.8 undefined 18.5 0
29 38 4 55 13 47 8 3.2 undefined 17.91 undefined 18.5 0
30 38 4 55 13 47 8 3.32 undefined 18.03 undefined 18.5 0
31 38 4 55 13 47 8 3.43 undefined 18.14 undefined 18.5 0

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