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January Normals for Berwyn, IL

< December February > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 15 30 23 0.06 42 0 2 15 30 23 0.06 42 0 3 15 30 23 0.06 42 0 4 15 30 22 0.06 42 0 5 15 30 22 0.06 43 0 6 14 30 22 0.06 43 0 7 14 30 22 0.06 43 0 8 14 29 22 0.06 43 0 9 14 29 22 0.06 43 0 10 14 29 22 0.06 43 0 11 14 29 22 0.06 43 0 12 14 29 22 0.06 43 0 13 14 29 21 0.06 43 0 14 14 29 21 0.06 43 0 15 14 29 21 0.06 44 0 16 14 29 21 0.06 44 0 17 14 29 21 0.06 44 0 18 14 29 21 0.06 44 0 19 14 29 22 0.06 44 0 20 14 29 22 0.06 44 0 21 14 29 22 0.05 43 0 22 14 30 22 0.05 43 0 23 14 30 22 0.05 43 0 24 14 30 22 0.05 43 0 25 14 30 22 0.05 43 0 26 14 30 22 0.05 43 0 27 14 30 22 0.05 43 0 28 15 30 22 0.05 43 0 29 15 30 23 0.05 43 0 30 15 31 23 0.05 42 0 31 15 31 23 0.05 42 0 Month 14 30 22 1.75 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