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December Normals for Lewis, CO

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 21 43 32 0.04 33 0 2 20 42 31 0.04 34 0 3 20 42 31 0.04 34 0 4 20 42 31 0.04 34 0 5 20 42 31 0.04 34 0 6 19 42 31 0.04 34 0 7 19 41 30 0.04 35 0 8 19 41 30 0.04 35 0 9 19 41 30 0.04 35 0 10 19 41 30 0.04 35 0 11 18 41 29 0.04 36 0 12 18 40 29 0.03 36 0 13 18 40 29 0.03 36 0 14 18 40 29 0.03 36 0 15 18 40 29 0.03 36 0 16 17 40 29 0.03 36 0 17 17 40 28 0.03 37 0 18 17 39 28 0.03 37 0 19 17 39 28 0.03 37 0 20 17 39 28 0.03 37 0 21 17 39 28 0.03 37 0 22 17 39 28 0.03 37 0 23 16 39 28 0.03 37 0 24 16 39 27 0.03 38 0 25 16 38 27 0.03 38 0 26 16 38 27 0.03 38 0 27 16 38 27 0.03 38 0 28 16 38 27 0.03 38 0 29 16 38 27 0.03 38 0 30 16 38 27 0.03 38 0 31 16 38 27 0.03 38 0 Month 18 40 29 1.04 1122 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