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September Normals for Mount Princeton, CO

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 42 75 59 0.04 6 -- 2 42 75 59 0.04 7 0 3 42 75 58 0.04 7 0 4 41 74 58 0.04 7 0 5 41 74 58 0.04 7 0 6 41 74 57 0.04 8 0 7 41 74 57 0.03 8 0 8 40 73 57 0.03 8 0 9 40 73 57 0.03 9 0 10 40 73 56 0.03 9 0 11 39 73 56 0.03 9 0 12 39 72 56 0.03 9 0 13 39 72 55 0.03 10 0 14 38 72 55 0.03 10 0 15 38 72 55 0.03 10 0 16 38 71 55 0.03 10 0 17 37 71 54 0.03 11 0 18 37 71 54 0.03 11 0 19 37 71 54 0.03 11 0 20 36 70 53 0.03 12 0 21 36 70 53 0.03 12 0 22 36 70 53 0.03 12 0 23 35 69 52 0.03 13 0 24 35 69 52 0.03 13 0 25 34 69 52 0.03 13 0 26 34 69 51 0.02 14 0 27 34 68 51 0.02 14 0 28 33 68 51 0.03 14 0 29 33 68 50 0.03 15 0 30 33 67 50 0.03 15 0 Month 38 71 55 0.94 314 1 Data Controls Monthly: January February March April May June July August September October November December   | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather