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37.98715, -122.58887

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 43 6 60 15 51 11 0.25 undefined 26.89 undefined 13.6 0
2 43 6 59 15 51 11 0.5 undefined 27.14 undefined 13.8 0
3 43 6 59 15 51 11 0.76 undefined 27.4 undefined 14 0
4 43 6 59 15 51 10 1.01 undefined 27.65 undefined 14.2 0
5 43 6 59 15 51 10 1.26 undefined 27.9 undefined 14.3 0
6 43 6 58 15 51 10 1.51 undefined 28.15 undefined 14.5 0
7 43 6 58 15 50 10 1.77 undefined 28.41 undefined 14.7 0
8 42 6 58 14 50 10 2.03 undefined 28.67 undefined 14.8 0
9 42 6 58 14 50 10 2.28 undefined 28.92 undefined 14.9 0
10 42 6 58 14 50 10 2.54 undefined 29.18 undefined 15.1 0
11 42 6 57 14 50 10 2.79 undefined 29.43 undefined 15.2 0
12 42 6 57 14 50 10 3.04 undefined 29.68 undefined 15.3 0
13 42 6 57 14 50 10 3.3 undefined 29.94 undefined 15.4 0
14 42 6 57 14 50 10 3.55 undefined 30.19 undefined 15.5 0
15 42 6 57 14 49 10 3.8 undefined 30.44 undefined 15.6 0
16 42 6 57 14 49 10 4.04 undefined 30.68 undefined 15.7 0
17 42 5 57 14 49 10 4.29 undefined 30.93 undefined 15.8 0
18 42 5 57 14 49 10 4.53 undefined 31.17 undefined 15.8 0
19 42 5 56 14 49 10 4.78 undefined 31.42 undefined 15.9 0
20 42 5 56 14 49 9 5.03 undefined 31.67 undefined 16 0
21 42 5 56 14 49 9 5.29 undefined 31.93 undefined 16 0
22 42 5 56 13 49 9 5.56 undefined 32.2 undefined 16 0
23 42 5 56 13 49 9 5.82 undefined 32.46 undefined 16.1 0
24 42 5 56 13 49 9 6.09 undefined 32.73 undefined 16.1 0
25 42 5 56 13 49 9 6.36 undefined 33 undefined 16.1 0
26 42 5 56 13 49 9 6.61 undefined 33.25 undefined 16.1 0
27 42 5 56 13 49 9 6.86 undefined 33.5 undefined 16.2 0
28 42 5 56 13 49 9 7.1 undefined 33.74 undefined 16.2 0
29 42 5 56 13 49 9 7.34 undefined 33.98 undefined 16.2 0
30 42 5 56 13 49 9 7.58 undefined 34.22 undefined 16.2 0
31 42 5 56 13 49 9 7.81 undefined 34.45 undefined 16.1 0

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