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39.5186, -104.76136

Normals for September

Temp ( °F °C ) Precip ( " mm ) Degree Days
Min Max Avg MTD YTD Heating Cooling
1 51 10 83 28 67 19 N/A N/A 1.2 2.9
2 50 10 83 28 66 19 N/A N/A 1.4 2.8
3 50 10 82 28 66 19 N/A N/A 1.5 2.7
4 50 10 82 28 66 19 N/A N/A 1.6 2.6
5 49 10 82 28 66 19 N/A N/A 1.8 2.4
6 49 9 82 28 65 19 N/A N/A 1.9 2.3
7 49 9 82 28 65 18 N/A N/A 2 2.1
8 48 9 81 27 65 18 N/A N/A 2.2 2
9 48 9 81 27 65 18 N/A N/A 2.4 1.8
10 48 9 81 27 64 18 N/A N/A 2.6 1.7
11 47 8 81 27 64 18 N/A N/A 2.8 1.6
12 47 8 80 27 64 18 N/A N/A 3 1.4
13 46 8 80 27 63 17 N/A N/A 3.2 1.3
14 46 8 80 27 63 17 N/A N/A 3.5 1.2
15 45 7 79 26 62 17 N/A N/A 3.7 1.1
16 45 7 79 26 62 17 N/A N/A 4 1
17 45 7 79 26 62 16 N/A N/A 4.3 0.9
18 44 7 78 26 61 16 N/A N/A 4.6 0.8
19 44 6 78 26 61 16 N/A N/A 4.9 0.7
20 43 6 78 25 60 16 N/A N/A 5.2 0.6
21 43 6 77 25 60 16 N/A N/A 5.5 0.5
22 42 6 77 25 60 15 N/A N/A 5.9 0.5
23 42 5 77 25 59 15 N/A N/A 6.3 0.4
24 41 5 76 25 59 15 N/A N/A 6.7 0.4
25 41 5 76 24 58 15 N/A N/A 7 0.3
26 40 5 76 24 58 14 N/A N/A 7.4 0.3
27 40 4 75 24 57 14 N/A N/A 7.8 0.2
28 39 4 75 24 57 14 N/A N/A 8.2 0.2
29 39 4 74 24 57 14 N/A N/A 8.6 0.2
30 38 4 74 23 56 13 N/A N/A 9 0.1

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