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December Normals for Swea City, IA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 16 31 24 0.05 41 0 2 16 31 23 0.05 42 0 3 15 30 23 0.04 42 0 4 15 30 22 0.04 43 0 5 15 29 22 0.04 43 0 6 14 29 21 0.04 44 0 7 14 28 21 0.04 44 0 8 13 28 21 0.04 44 0 9 13 28 20 0.04 45 0 10 12 27 20 0.04 45 0 11 12 27 19 0.03 46 0 12 11 27 19 0.03 46 0 13 11 26 19 0.03 46 0 14 11 26 18 0.03 47 0 15 10 26 18 0.03 47 0 16 10 25 18 0.03 47 0 17 10 25 17 0.03 48 0 18 9 25 17 0.03 48 0 19 9 24 17 0.03 48 0 20 9 24 16 0.03 49 0 21 8 24 16 0.03 49 0 22 8 24 16 0.03 49 0 23 8 23 15 0.03 49 0 24 7 23 15 0.03 50 0 25 7 23 15 0.03 50 0 26 7 23 15 0.03 50 0 27 6 23 15 0.02 50 0 28 6 22 14 0.02 51 0 29 6 22 14 0.02 51 0 30 6 22 14 0.03 51 0 31 5 22 14 0.03 51 0 Month 10 26 18 1.02 1456 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