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December Normals for Aroma Park, IL

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 25 42 33 0.11 32 0 2 24 42 33 0.1 32 0 3 24 41 33 0.1 32 0 4 24 41 32 0.1 33 0 5 23 40 32 0.1 33 0 6 23 40 31 0.1 34 0 7 22 39 31 0.1 34 0 8 22 39 31 0.09 34 0 9 22 39 30 0.09 35 0 10 21 38 30 0.09 35 0 11 21 38 29 0.09 36 0 12 21 37 29 0.09 36 0 13 20 37 29 0.09 36 0 14 20 37 28 0.09 37 0 15 20 36 28 0.08 37 0 16 19 36 28 0.08 37 0 17 19 36 27 0.08 38 0 18 19 35 27 0.08 38 0 19 18 35 27 0.08 38 0 20 18 35 26 0.08 39 0 21 18 35 26 0.08 39 0 22 17 34 26 0.08 39 0 23 17 34 25 0.07 40 0 24 17 34 25 0.07 40 0 25 16 33 25 0.07 40 0 26 16 33 25 0.07 40 0 27 16 33 24 0.07 41 0 28 15 33 24 0.07 41 0 29 15 32 24 0.07 41 0 30 15 32 24 0.07 41 0 31 14 32 23 0.07 42 0 Month 19 36 28 2.61 1150 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