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September Normals for Duncan, MS

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 67 89 78 0.08 0 13 2 66 89 78 0.08 0 13 3 66 89 77 0.09 0 12 4 66 88 77 0.09 0 12 5 66 88 77 0.09 0 12 6 65 88 77 0.09 0 12 7 65 88 76 0.09 0 11 8 65 87 76 0.1 0 11 9 65 87 76 0.1 0 11 10 64 87 76 0.1 0 11 11 64 87 75 0.1 0 11 12 64 87 75 0.1 0 10 13 63 86 75 0.1 0 10 14 63 86 75 0.1 0 10 15 63 86 74 0.1 0 10 16 63 85 74 0.11 0 9 17 62 85 74 0.11 0 9 18 62 85 73 0.11 0 9 19 61 85 73 0.11 1 8 20 61 84 73 0.11 1 8 21 61 84 72 0.11 1 8 22 60 84 72 0.11 1 8 23 60 84 72 0.11 1 7 24 59 83 71 0.11 1 7 25 59 83 71 0.11 1 7 26 59 83 71 0.11 1 7 27 58 82 70 0.11 1 6 28 58 82 70 0.11 1 6 29 57 82 70 0.11 1 6 30 57 82 69 0.11 1 5 Month 62 86 74 3.06 12 279 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