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December Normals for Summit, SD

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 13 30 22 0.02 43 0 2 13 30 22 0.02 43 0 3 13 30 21 0.02 44 0 4 12 29 21 0.02 44 0 5 12 29 20 0.02 45 0 6 11 29 20 0.02 45 0 7 11 28 20 0.02 45 0 8 10 28 19 0.02 46 0 9 10 28 19 0.02 46 0 10 9 27 18 0.02 47 0 11 9 27 18 0.01 47 0 12 9 27 18 0.01 47 0 13 8 26 17 0.01 48 0 14 8 26 17 0.01 48 0 15 8 26 17 0.01 48 0 16 7 25 16 0.01 49 0 17 7 25 16 0.01 49 0 18 6 25 16 0.01 49 0 19 6 25 15 0.01 50 0 20 6 24 15 0.01 50 0 21 5 24 15 0.01 50 0 22 5 24 15 0.01 51 0 23 5 23 14 0.01 51 0 24 5 23 14 0.01 51 0 25 4 23 14 0.01 51 0 26 4 23 13 0.01 52 0 27 4 22 13 0.02 52 0 28 3 22 13 0.02 52 0 29 3 22 13 0.02 52 0 30 3 22 12 0.02 53 0 31 3 22 12 0.02 53 0 Month 8 26 17 0.46 1501 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