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December Normals for Waterville, IA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 18 34 26 0.05 39 0 2 17 33 25 0.04 40 0 3 17 33 25 0.04 40 0 4 16 32 24 0.04 41 0 5 16 32 24 0.04 41 0 6 16 31 23 0.04 42 0 7 15 31 23 0.03 42 0 8 15 30 23 0.03 42 0 9 14 30 22 0.03 43 0 10 14 30 22 0.03 43 0 11 14 29 22 0.03 43 0 12 13 29 21 0.03 44 0 13 13 29 21 0.03 44 0 14 13 28 20 0.02 45 0 15 12 28 20 0.02 45 0 16 12 28 20 0.02 45 0 17 11 27 19 0.02 46 0 18 11 27 19 0.02 46 0 19 11 27 19 0.02 46 0 20 10 26 18 0.02 47 0 21 10 26 18 0.02 47 0 22 10 26 18 0.02 47 0 23 9 26 18 0.02 47 0 24 9 25 17 0.02 48 0 25 9 25 17 0.02 48 0 26 9 25 17 0.02 48 0 27 8 25 16 0.02 49 0 28 8 24 16 0.02 49 0 29 8 24 16 0.02 49 0 30 7 24 16 0.02 49 0 31 7 24 15 0.02 50 0 Month 12 28 20 0.82 1395 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