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September Normals for Decatur, AR

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 61 84 73 0.15 1 8 2 61 83 72 0.15 1 8 3 61 83 72 0.15 1 8 4 61 83 72 0.16 1 8 5 60 83 71 0.16 1 7 6 60 82 71 0.16 1 7 7 60 82 71 0.16 1 7 8 60 82 71 0.16 1 7 9 59 81 70 0.16 1 6 10 59 81 70 0.17 1 6 11 59 81 70 0.17 1 6 12 59 80 69 0.17 1 6 13 58 80 69 0.17 2 6 14 58 80 69 0.17 2 5 15 58 79 69 0.17 2 5 16 57 79 68 0.17 2 5 17 57 79 68 0.17 2 5 18 57 79 68 0.17 2 5 19 56 78 67 0.16 2 4 20 56 78 67 0.16 2 4 21 55 78 67 0.16 2 4 22 55 77 66 0.16 3 4 23 55 77 66 0.16 3 4 24 54 77 66 0.15 3 3 25 54 77 65 0.15 3 3 26 53 76 65 0.15 3 3 27 53 76 65 0.15 3 3 28 53 76 64 0.14 3 3 29 52 76 64 0.14 4 3 30 52 75 64 0.14 4 2 Month 57 79 68 4.76 59 155 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