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December Normals for Silver Lake, IA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 15 31 23 0.05 42 0 2 14 31 23 0.04 42 0 3 14 30 22 0.04 43 0 4 13 30 22 0.04 43 0 5 13 30 21 0.04 44 0 6 12 29 21 0.04 44 0 7 12 29 20 0.04 45 0 8 11 28 20 0.04 45 0 9 11 28 19 0.03 46 0 10 11 27 19 0.03 46 0 11 10 27 19 0.03 46 0 12 10 27 18 0.03 47 0 13 9 26 18 0.03 47 0 14 9 26 17 0.03 48 0 15 8 25 17 0.03 48 0 16 8 25 17 0.03 48 0 17 8 25 16 0.03 49 0 18 7 25 16 0.03 49 0 19 7 24 16 0.03 49 0 20 7 24 15 0.03 50 0 21 6 24 15 0.03 50 0 22 6 23 15 0.03 50 0 23 6 23 14 0.03 51 0 24 5 23 14 0.03 51 0 25 5 23 14 0.02 51 0 26 5 22 13 0.02 52 0 27 4 22 13 0.03 52 0 28 4 22 13 0.03 52 0 29 4 22 13 0.03 52 0 30 3 22 12 0.03 52 0 31 3 21 12 0.03 53 0 Month 8 26 17 1 1487 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