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39.48623, -75.02573

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 33 1 52 11 42 6 0.17 undefined 42.39 undefined 22.7 0
2 33 0 51 11 42 6 0.33 undefined 42.55 undefined 23 0
3 33 0 51 11 42 5 0.5 undefined 42.72 undefined 23.3 0
4 32 0 51 10 42 5 0.66 undefined 42.88 undefined 23.5 0
5 32 0 50 10 41 5 0.83 undefined 43.05 undefined 23.8 0
6 32 0 50 10 41 5 0.99 undefined 43.21 undefined 24 0
7 32 0 50 10 41 5 1.15 undefined 43.37 undefined 24.2 0
8 32 0 50 10 41 5 1.31 undefined 43.53 undefined 24.5 0
9 31 0 49 10 40 5 1.47 undefined 43.69 undefined 24.7 0
10 31 0 49 9 40 5 1.63 undefined 43.85 undefined 24.9 0
11 31 -1 49 9 40 4 1.79 undefined 44.01 undefined 25.2 0
12 31 -1 48 9 40 4 1.94 undefined 44.16 undefined 25.4 0
13 31 -1 48 9 39 4 2.08 undefined 44.3 undefined 25.6 0
14 31 -1 48 9 39 4 2.22 undefined 44.44 undefined 25.8 0
15 30 -1 48 9 39 4 2.37 undefined 44.59 undefined 26 0
16 30 -1 47 9 39 4 2.51 undefined 44.73 undefined 26.2 0
17 30 -1 47 8 39 4 2.65 undefined 44.87 undefined 26.4 0
18 30 -1 47 8 38 4 2.78 undefined 45 undefined 26.6 0
19 30 -1 47 8 38 3 2.91 undefined 45.13 undefined 26.8 0
20 30 -1 47 8 38 3 3.04 undefined 45.26 undefined 27 0
21 29 -1 46 8 38 3 3.17 undefined 45.39 undefined 27.2 0
22 29 -2 46 8 38 3 3.3 undefined 45.52 undefined 27.4 0
23 29 -2 46 8 37 3 3.43 undefined 45.65 undefined 27.6 0
24 29 -2 46 8 37 3 3.57 undefined 45.79 undefined 27.8 0
25 29 -2 45 7 37 3 3.71 undefined 45.93 undefined 28 0
26 29 -2 45 7 37 3 3.83 undefined 46.05 undefined 28.1 0
27 28 -2 45 7 37 3 3.95 undefined 46.17 undefined 28.3 0
28 28 -2 45 7 37 3 4.07 undefined 46.29 undefined 28.5 0
29 28 -2 45 7 36 2 4.18 undefined 46.4 undefined 28.7 0
30 28 -2 45 7 36 2 4.28 undefined 46.5 undefined 28.8 0
31 28 -2 44 7 36 2 4.39 undefined 46.61 undefined 29 0

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