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October Normals for Keystone, CO

< September November > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 31 62 47 0.04 18 0 2 31 62 46 0.04 19 0 3 31 61 46 0.04 19 0 4 30 61 46 0.04 19 0 5 30 60 45 0.04 20 0 6 30 60 45 0.04 20 0 7 29 60 44 0.04 21 0 8 29 59 44 0.04 21 0 9 29 59 44 0.04 21 0 10 28 58 43 0.04 22 0 11 28 58 43 0.04 22 0 12 28 58 43 0.04 22 0 13 27 57 42 0.04 23 0 14 27 57 42 0.03 23 0 15 27 56 41 0.03 24 0 16 26 56 41 0.03 24 0 17 26 55 41 0.03 24 0 18 26 55 40 0.03 25 0 19 25 54 40 0.03 25 0 20 25 54 39 0.03 26 0 21 25 53 39 0.03 26 0 22 24 53 38 0.03 27 0 23 24 52 38 0.03 27 0 24 24 51 38 0.03 28 0 25 23 51 37 0.03 28 0 26 23 50 37 0.03 28 0 27 23 50 36 0.03 29 0 28 22 49 36 0.04 29 0 29 22 48 35 0.04 30 0 30 21 48 35 0.04 30 0 31 21 47 34 0.04 31 0 Month 26 55 41 1.1 751 0 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