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40.01499, -105.27055

Normals for September

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 53 11 84 29 68 20 0.07 undefined 15.6 undefined 1 4.2
2 52 11 83 29 68 20 0.13 undefined 15.66 undefined 1.1 4
3 52 11 83 28 68 20 0.2 undefined 15.73 undefined 1.2 3.9
4 52 11 83 28 67 20 0.26 undefined 15.79 undefined 1.3 3.7
5 52 11 83 28 67 20 0.32 undefined 15.85 undefined 1.4 3.6
6 51 11 82 28 67 19 0.39 undefined 15.92 undefined 1.6 3.5
7 51 11 82 28 67 19 0.46 undefined 15.99 undefined 1.7 3.3
8 51 10 82 28 66 19 0.53 undefined 16.06 undefined 1.9 3.2
9 51 10 82 28 66 19 0.6 undefined 16.13 undefined 2.1 3
10 50 10 81 27 66 19 0.67 undefined 16.2 undefined 2.2 2.9
11 50 10 81 27 65 19 0.74 undefined 16.27 undefined 2.4 2.7
12 50 10 81 27 65 18 0.81 undefined 16.34 undefined 2.6 2.6
13 49 10 80 27 65 18 0.88 undefined 16.41 undefined 2.8 2.4
14 49 9 80 27 64 18 0.96 undefined 16.49 undefined 3 2.3
15 49 9 79 26 64 18 1.03 undefined 16.56 undefined 3.2 2.2
16 48 9 79 26 64 18 1.1 undefined 16.63 undefined 3.5 2
17 48 9 79 26 63 17 1.18 undefined 16.71 undefined 3.7 1.9
18 48 9 78 26 63 17 1.25 undefined 16.78 undefined 4 1.8
19 47 8 78 25 62 17 1.33 undefined 16.86 undefined 4.2 1.6
20 47 8 77 25 62 17 1.4 undefined 16.93 undefined 4.5 1.5
21 46 8 77 25 62 16 1.48 undefined 17.01 undefined 4.8 1.4
22 46 8 76 25 61 16 1.56 undefined 17.09 undefined 5.1 1.2
23 46 8 76 24 61 16 1.63 undefined 17.16 undefined 5.4 1.1
24 45 7 76 24 60 16 1.71 undefined 17.24 undefined 5.7 1
25 45 7 75 24 60 16 1.78 undefined 17.31 undefined 6 0.9
26 44 7 75 24 60 15 1.86 undefined 17.39 undefined 6.4 0.8
27 44 7 74 23 59 15 1.92 undefined 17.45 undefined 6.7 0.7
28 44 6 74 23 59 15 1.98 undefined 17.51 undefined 7.1 0.7
29 43 6 73 23 58 15 2.03 undefined 17.56 undefined 7.5 0.6
30 43 6 73 23 58 14 2.09 undefined 17.62 undefined 7.8 0.5

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