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39.95622, -75.05795

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 31 0 50 10 41 5 0.14 undefined 43.78 undefined 24.5 0
2 31 -1 50 10 40 5 0.28 undefined 43.92 undefined 24.7 0
3 31 -1 49 10 40 4 0.43 undefined 44.07 undefined 25 0
4 31 -1 49 9 40 4 0.59 undefined 44.23 undefined 25.3 0
5 30 -1 49 9 40 4 0.74 undefined 44.38 undefined 25.5 0
6 30 -1 48 9 39 4 0.89 undefined 44.53 undefined 25.8 0
7 30 -1 48 9 39 4 1.04 undefined 44.68 undefined 26 0
8 30 -1 48 9 39 4 1.19 undefined 44.83 undefined 26.3 0
9 30 -1 47 9 39 4 1.33 undefined 44.97 undefined 26.5 0
10 30 -1 47 8 38 4 1.48 undefined 45.12 undefined 26.7 0
11 29 -1 47 8 38 3 1.64 undefined 45.28 undefined 27 0
12 29 -2 46 8 38 3 1.78 undefined 45.42 undefined 27.2 0
13 29 -2 46 8 38 3 1.93 undefined 45.57 undefined 27.4 0
14 29 -2 46 8 37 3 2.08 undefined 45.72 undefined 27.7 0
15 29 -2 46 8 37 3 2.23 undefined 45.87 undefined 27.9 0
16 28 -2 45 7 37 3 2.39 undefined 46.03 undefined 28.1 0
17 28 -2 45 7 37 3 2.54 undefined 46.18 undefined 28.4 0
18 28 -2 45 7 36 2 2.68 undefined 46.32 undefined 28.6 0
19 28 -2 45 7 36 2 2.83 undefined 46.47 undefined 28.8 0
20 28 -2 44 7 36 2 2.98 undefined 46.62 undefined 29 0
21 28 -2 44 7 36 2 3.13 undefined 46.77 undefined 29.2 0
22 27 -3 44 7 36 2 3.28 undefined 46.92 undefined 29.5 0
23 27 -3 44 6 35 2 3.42 undefined 47.06 undefined 29.7 0
24 27 -3 43 6 35 2 3.56 undefined 47.2 undefined 29.9 0
25 27 -3 43 6 35 2 3.7 undefined 47.34 undefined 30.1 0
26 27 -3 43 6 35 2 3.84 undefined 47.48 undefined 30.3 0
27 26 -3 43 6 35 1 3.97 undefined 47.61 undefined 30.5 0
28 26 -3 43 6 34 1 4.1 undefined 47.74 undefined 30.7 0
29 26 -3 42 6 34 1 4.23 undefined 47.87 undefined 30.9 0
30 26 -3 42 6 34 1 4.36 undefined 48 undefined 31.1 0
31 26 -4 42 6 34 1 4.49 undefined 48.13 undefined 31.3 0

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