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September Normals for Rock Island, TN

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 60 84 72 0.14 0 7 2 60 84 72 0.14 0 7 3 60 84 72 0.14 0 7 4 59 83 71 0.14 0 6 5 59 83 71 0.14 0 6 6 59 83 71 0.14 0 6 7 59 83 71 0.14 0 6 8 58 82 70 0.14 0 6 9 58 82 70 0.14 0 5 10 58 82 70 0.15 1 5 11 57 82 69 0.15 1 5 12 57 82 69 0.15 1 5 13 57 81 69 0.14 1 5 14 56 81 69 0.14 1 5 15 56 81 68 0.14 1 4 16 56 80 68 0.14 1 4 17 55 80 68 0.14 1 4 18 55 80 67 0.14 2 4 19 54 80 67 0.14 2 4 20 54 79 67 0.14 2 4 21 54 79 66 0.14 2 4 22 53 79 66 0.14 2 3 23 53 78 66 0.14 3 3 24 52 78 65 0.14 3 3 25 52 78 65 0.13 3 3 26 51 77 64 0.13 4 3 27 51 77 64 0.13 4 3 28 50 77 64 0.13 4 3 29 50 77 63 0.13 4 2 30 49 76 63 0.12 5 2 Month 55 80 68 4.16 48 134 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