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December Normals for Harmon, OK

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 25 52 39 0.03 26 0 2 25 52 38 0.03 27 0 3 25 52 38 0.03 27 0 4 24 51 38 0.03 27 0 5 24 51 38 0.03 28 0 6 24 51 37 0.03 28 0 7 24 50 37 0.03 28 0 8 23 50 37 0.03 28 0 9 23 50 36 0.03 29 0 10 23 49 36 0.03 29 0 11 23 49 36 0.03 29 0 12 22 49 36 0.03 29 0 13 22 49 35 0.03 30 0 14 22 48 35 0.03 30 0 15 22 48 35 0.03 30 0 16 21 48 35 0.03 30 0 17 21 48 35 0.03 30 0 18 21 48 34 0.03 31 0 19 21 47 34 0.03 31 0 20 21 47 34 0.03 31 0 21 21 47 34 0.03 31 0 22 20 47 34 0.03 31 0 23 20 47 33 0.03 32 0 24 20 47 33 0.03 32 0 25 20 47 33 0.03 32 0 26 20 46 33 0.03 32 0 27 20 46 33 0.02 32 0 28 19 46 33 0.02 32 0 29 19 46 33 0.02 32 0 30 19 46 33 0.02 32 0 31 19 46 33 0.02 33 0 Month 22 48 35 0.88 929 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