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December Normals for Union Center, SD

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 12 34 23 0.02 42 0 2 12 34 23 0.02 42 0 3 12 34 23 0.02 42 0 4 11 34 23 0.02 43 0 5 11 33 22 0.02 43 0 6 11 33 22 0.02 43 0 7 10 33 22 0.02 43 0 8 10 32 21 0.03 44 0 9 10 32 21 0.03 44 0 10 9 32 21 0.03 44 0 11 9 32 20 0.03 45 0 12 9 31 20 0.03 45 0 13 9 31 20 0.03 45 0 14 8 31 20 0.03 45 0 15 8 31 19 0.03 46 0 16 8 30 19 0.03 46 0 17 8 30 19 0.03 46 0 18 7 30 19 0.03 46 0 19 7 30 18 0.03 47 0 20 7 29 18 0.03 47 0 21 7 29 18 0.03 47 0 22 7 29 18 0.03 47 0 23 6 29 18 0.03 47 0 24 6 29 17 0.02 48 0 25 6 28 17 0.02 48 0 26 6 28 17 0.02 48 0 27 6 28 17 0.02 48 0 28 6 28 17 0.02 48 0 29 6 28 17 0.02 48 0 30 5 27 16 0.02 49 0 31 5 27 16 0.02 49 0 Month 8 31 19 0.78 1415 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