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December Normals for Boulder, WY

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 5 30 18 0.02 47 0 2 5 30 17 0.02 48 0 3 5 29 17 0.02 48 0 4 4 29 17 0.02 48 0 5 4 29 16 0.02 49 0 6 4 29 16 0.02 49 0 7 3 29 16 0.02 49 0 8 3 28 16 0.02 49 0 9 3 28 15 0.02 50 0 10 3 28 15 0.02 50 0 11 2 28 15 0.02 50 0 12 2 27 15 0.02 50 0 13 2 27 14 0.02 51 0 14 2 27 14 0.02 51 0 15 1 27 14 0.02 51 0 16 1 27 14 0.02 51 0 17 1 27 14 0.01 51 0 18 1 26 14 0.01 51 0 19 1 26 13 0.02 52 0 20 1 26 13 0.02 52 0 21 0 26 13 0.02 52 0 22 0 26 13 0.02 52 0 23 0 26 13 0.02 52 0 24 0 26 13 0.02 52 0 25 0 26 13 0.02 52 0 26 0 26 13 0.02 52 0 27 0 26 13 0.02 52 0 28 0 26 13 0.02 52 0 29 0 25 13 0.02 52 0 30 0 25 13 0.02 52 0 31 0 25 13 0.02 52 0 Month 2 27 14 0.6 1569 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