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September Normals for Troy, IA

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 58 81 69 0.14 1 6 2 58 80 69 0.14 1 6 3 58 80 69 0.15 1 5 4 57 80 69 0.15 2 5 5 57 80 68 0.15 2 5 6 57 79 68 0.15 2 5 7 56 79 68 0.15 2 4 8 56 79 67 0.15 2 4 9 55 78 67 0.14 2 4 10 55 78 67 0.14 2 4 11 55 78 66 0.14 2 3 12 54 77 66 0.14 2 3 13 54 77 66 0.14 3 3 14 54 77 65 0.14 3 3 15 53 76 65 0.14 3 3 16 53 76 65 0.14 3 3 17 53 76 64 0.14 3 2 18 52 76 64 0.14 3 2 19 52 75 64 0.14 4 2 20 52 75 63 0.13 4 2 21 51 75 63 0.13 4 2 22 51 74 63 0.13 4 2 23 51 74 62 0.13 4 2 24 50 74 62 0.13 5 1 25 50 73 62 0.13 5 1 26 50 73 61 0.12 5 1 27 49 73 61 0.12 5 1 28 49 72 61 0.12 5 1 29 48 72 60 0.12 6 1 30 48 72 60 0.11 6 1 Month 53 76 65 4.09 96 87 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