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September Normals for Macon, IL

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 58 84 71 0.1 1 7 2 58 84 71 0.1 1 6 3 57 84 70 0.1 1 6 4 57 83 70 0.1 1 6 5 57 83 70 0.1 1 6 6 56 83 70 0.1 1 6 7 56 83 69 0.1 1 5 8 56 82 69 0.1 1 5 9 56 82 69 0.1 1 5 10 55 82 69 0.1 1 5 11 55 82 68 0.1 1 5 12 55 81 68 0.1 1 5 13 54 81 68 0.1 2 4 14 54 81 67 0.1 2 4 15 53 81 67 0.1 2 4 16 53 80 67 0.1 2 4 17 53 80 66 0.1 2 4 18 52 80 66 0.1 2 4 19 52 79 66 0.1 3 3 20 52 79 65 0.1 3 3 21 51 79 65 0.1 3 3 22 51 78 65 0.1 3 3 23 51 78 64 0.1 3 3 24 50 78 64 0.1 4 3 25 50 77 64 0.1 4 2 26 50 77 63 0.1 4 2 27 49 77 63 0.1 4 2 28 49 76 63 0.09 5 2 29 48 76 62 0.09 5 2 30 48 76 62 0.09 5 2 Month 53 80 67 2.97 70 121 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