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September Normals for Jonesboro, IL

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 60 84 72 0.12 0 7 2 60 84 72 0.12 0 7 3 59 84 71 0.12 0 7 4 59 83 71 0.12 1 7 5 59 83 71 0.12 1 6 6 58 83 71 0.12 1 6 7 58 82 70 0.11 1 6 8 58 82 70 0.11 1 6 9 58 82 70 0.11 1 6 10 57 82 69 0.11 1 5 11 57 81 69 0.11 1 5 12 57 81 69 0.11 1 5 13 56 81 68 0.11 1 5 14 56 80 68 0.11 1 5 15 56 80 68 0.1 1 4 16 55 80 68 0.1 2 4 17 55 80 67 0.1 2 4 18 54 79 67 0.1 2 4 19 54 79 67 0.1 2 4 20 54 79 66 0.1 2 3 21 53 78 66 0.1 2 3 22 53 78 65 0.1 3 3 23 52 78 65 0.1 3 3 24 52 77 65 0.09 3 3 25 52 77 64 0.09 3 3 26 51 77 64 0.09 4 3 27 51 76 64 0.09 4 2 28 50 76 63 0.09 4 2 29 50 76 63 0.09 4 2 30 49 75 62 0.09 5 2 Month 55 80 68 3.13 57 132 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