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39.40206, -75.03934

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 31 -1 51 10 41 5 0.13 undefined 39.55 undefined 24.2 0
2 31 -1 50 10 41 5 0.26 undefined 39.68 undefined 24.5 0
3 30 -1 50 10 40 5 0.39 undefined 39.81 undefined 24.7 0
4 30 -1 50 10 40 4 0.53 undefined 39.95 undefined 25 0
5 30 -1 50 10 40 4 0.66 undefined 40.08 undefined 25.3 0
6 30 -1 49 10 40 4 0.79 undefined 40.21 undefined 25.5 0
7 30 -1 49 9 39 4 0.93 undefined 40.35 undefined 25.8 0
8 29 -1 49 9 39 4 1.06 undefined 40.48 undefined 26 0
9 29 -2 48 9 39 4 1.2 undefined 40.62 undefined 26.3 0
10 29 -2 48 9 39 4 1.33 undefined 40.75 undefined 26.5 0
11 29 -2 48 9 38 3 1.47 undefined 40.89 undefined 26.8 0
12 29 -2 48 9 38 3 1.6 undefined 41.02 undefined 27 0
13 28 -2 47 8 38 3 1.74 undefined 41.16 undefined 27.2 0
14 28 -2 47 8 38 3 1.87 undefined 41.29 undefined 27.4 0
15 28 -2 47 8 37 3 2.01 undefined 41.43 undefined 27.7 0
16 28 -2 47 8 37 3 2.14 undefined 41.56 undefined 27.9 0
17 28 -2 46 8 37 3 2.27 undefined 41.69 undefined 28.1 0
18 27 -3 46 8 37 3 2.4 undefined 41.82 undefined 28.3 0
19 27 -3 46 8 37 3 2.54 undefined 41.96 undefined 28.5 0
20 27 -3 46 8 36 2 2.66 undefined 42.08 undefined 28.7 0
21 27 -3 45 7 36 2 2.79 undefined 42.21 undefined 28.9 0
22 27 -3 45 7 36 2 2.92 undefined 42.34 undefined 29.1 0
23 27 -3 45 7 36 2 3.04 undefined 42.46 undefined 29.3 0
24 26 -3 45 7 36 2 3.16 undefined 42.58 undefined 29.4 0
25 26 -3 45 7 35 2 3.28 undefined 42.7 undefined 29.6 0
26 26 -3 44 7 35 2 3.39 undefined 42.81 undefined 29.8 0
27 26 -3 44 7 35 2 3.51 undefined 42.93 undefined 29.9 0
28 26 -3 44 7 35 2 3.62 undefined 43.04 undefined 30.1 0
29 26 -3 44 7 35 2 3.73 undefined 43.15 undefined 30.3 0
30 26 -4 44 6 35 1 3.84 undefined 43.26 undefined 30.4 0
31 25 -4 44 6 34 1 3.95 undefined 43.37 undefined 30.6 0

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