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December Normals for Ottumwa, SD

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 16 36 26 0.01 39 0 2 16 36 26 0.01 39 0 3 15 36 25 0.01 40 0 4 15 35 25 0.01 40 0 5 15 35 25 0.01 40 0 6 14 35 24 0.01 41 0 7 14 34 24 0.01 41 0 8 14 34 24 0.01 41 0 9 13 34 24 0.01 41 0 10 13 34 23 0.01 42 0 11 13 33 23 0.01 42 0 12 12 33 23 0.01 42 0 13 12 33 22 0.01 43 0 14 12 32 22 0.02 43 0 15 12 32 22 0.02 43 0 16 11 32 22 0.02 43 0 17 11 32 22 0.02 43 0 18 11 32 21 0.02 44 0 19 11 31 21 0.02 44 0 20 10 31 21 0.02 44 0 21 10 31 21 0.02 44 0 22 10 31 20 0.02 45 0 23 10 31 20 0.02 45 0 24 10 30 20 0.02 45 0 25 9 30 20 0.02 45 0 26 9 30 20 0.02 45 0 27 9 30 20 0.01 45 0 28 9 30 19 0.01 46 0 29 9 30 19 0.01 46 0 30 9 29 19 0.01 46 0 31 9 29 19 0.01 46 0 Month 12 32 22 0.44 1333 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