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39.80172, -89.64371

Normals for December

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 28 -2 46 8 37 3 0.08 undefined 38.24 undefined 28 0
2 27 -3 46 8 37 3 0.17 undefined 38.33 undefined 28.3 0
3 27 -3 46 8 36 2 0.24 undefined 38.4 undefined 28.6 0
4 27 -3 45 7 36 2 0.32 undefined 38.48 undefined 29 0
5 27 -3 45 7 36 2 0.39 undefined 38.55 undefined 29.3 0
6 26 -3 45 7 35 2 0.47 undefined 38.63 undefined 29.6 0
7 26 -3 44 7 35 2 0.54 undefined 38.7 undefined 29.9 0
8 26 -3 44 7 35 2 0.61 undefined 38.77 undefined 30.2 0
9 25 -4 44 6 34 1 0.68 undefined 38.84 undefined 30.5 0
10 25 -4 43 6 34 1 0.75 undefined 38.91 undefined 30.8 0
11 25 -4 43 6 34 1 0.82 undefined 38.98 undefined 31.2 0
12 25 -4 42 6 34 1 0.89 undefined 39.05 undefined 31.5 0
13 24 -4 42 6 33 1 0.96 undefined 39.12 undefined 31.7 0
14 24 -4 42 5 33 1 1.03 undefined 39.19 undefined 32 0
15 24 -4 41 5 33 0 1.11 undefined 39.27 undefined 32.3 0
16 24 -5 41 5 32 0 1.17 undefined 39.33 undefined 32.6 0
17 23 -5 41 5 32 0 1.24 undefined 39.4 undefined 32.9 0
18 23 -5 41 5 32 0 1.31 undefined 39.47 undefined 33.2 0
19 23 -5 40 5 32 0 1.38 undefined 39.54 undefined 33.4 0
20 23 -5 40 4 31 0 1.44 undefined 39.6 undefined 33.7 0
21 23 -5 40 4 31 -1 1.52 undefined 39.68 undefined 34 0
22 22 -5 39 4 31 -1 1.59 undefined 39.75 undefined 34.2 0
23 22 -6 39 4 31 -1 1.66 undefined 39.82 undefined 34.5 0
24 22 -6 39 4 30 -1 1.74 undefined 39.9 undefined 34.7 0
25 22 -6 38 4 30 -1 1.81 undefined 39.97 undefined 35 0
26 21 -6 38 3 30 -1 1.89 undefined 40.05 undefined 35.2 0
27 21 -6 38 3 30 -1 1.96 undefined 40.12 undefined 35.4 0
28 21 -6 38 3 29 -1 2.04 undefined 40.2 undefined 35.7 0
29 21 -6 37 3 29 -2 2.12 undefined 40.28 undefined 35.9 0
30 21 -6 37 3 29 -2 2.21 undefined 40.37 undefined 36.1 0
31 20 -6 37 3 29 -2 2.29 undefined 40.45 undefined 36.3 0

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