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December Normals for Seymour, IN

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 29 47 38 0.12 27 0 2 29 46 38 0.12 27 0 3 29 46 37 0.12 28 0 4 28 46 37 0.12 28 0 5 28 45 37 0.11 28 0 6 27 45 36 0.11 29 0 7 27 44 36 0.11 29 0 8 27 44 35 0.11 30 0 9 27 44 35 0.11 30 0 10 26 43 35 0.11 30 0 11 26 43 34 0.11 31 0 12 26 43 34 0.11 31 0 13 25 42 34 0.1 31 0 14 25 42 33 0.1 32 0 15 25 42 33 0.1 32 0 16 24 41 33 0.1 32 0 17 24 41 33 0.1 33 0 18 24 41 32 0.1 33 0 19 24 40 32 0.1 33 0 20 23 40 32 0.1 33 0 21 23 40 31 0.1 34 0 22 23 40 31 0.09 34 0 23 22 39 31 0.09 34 0 24 22 39 31 0.09 34 0 25 22 39 30 0.09 35 0 26 22 39 30 0.09 35 0 27 22 38 30 0.09 35 0 28 21 38 30 0.09 35 0 29 21 38 30 0.09 36 0 30 21 38 29 0.09 36 0 31 21 37 29 0.09 36 0 Month 25 42 33 3.16 991 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