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December Normals for Decatur, TX

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 34 58 46 0.06 19 0 2 34 58 46 0.06 19 0 3 34 58 46 0.06 19 0 4 33 57 45 0.07 20 0 5 33 57 45 0.07 20 0 6 33 57 45 0.07 20 0 7 32 57 45 0.07 20 0 8 32 57 44 0.07 21 0 9 32 56 44 0.07 21 0 10 32 56 44 0.07 21 0 11 32 56 44 0.07 21 0 12 31 56 44 0.07 21 0 13 31 55 43 0.07 22 0 14 31 55 43 0.07 22 0 15 31 55 43 0.07 22 0 16 31 55 43 0.07 22 0 17 30 55 43 0.07 23 0 18 30 54 42 0.07 23 0 19 30 54 42 0.07 23 0 20 30 54 42 0.07 23 0 21 30 54 42 0.06 23 0 22 30 54 42 0.06 23 0 23 29 53 41 0.06 24 0 24 29 53 41 0.06 24 0 25 29 53 41 0.06 24 0 26 29 53 41 0.06 24 0 27 29 53 41 0.06 24 0 28 29 53 41 0.06 24 0 29 29 52 41 0.06 24 0 30 28 52 40 0.06 25 0 31 28 52 40 0.05 25 0 Month 31 55 43 2.02 686 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