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September Normals for Indianapolis, IN

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 58 82 70 0.11 1 6 2 57 82 70 0.11 1 5 3 57 82 70 0.11 1 5 4 57 82 69 0.11 1 5 5 57 82 69 0.11 1 5 6 56 81 69 0.1 1 5 7 56 81 69 0.1 1 4 8 56 81 68 0.1 1 4 9 55 81 68 0.1 1 4 10 55 81 68 0.1 1 4 11 55 80 68 0.1 1 4 12 54 80 67 0.1 1 4 13 54 80 67 0.1 1 3 14 54 79 67 0.1 2 3 15 54 79 66 0.1 2 3 16 53 79 66 0.1 2 3 17 53 79 66 0.1 2 3 18 53 78 65 0.1 2 3 19 52 78 65 0.1 3 3 20 52 78 65 0.1 3 2 21 51 77 64 0.1 3 2 22 51 77 64 0.1 3 2 23 51 77 64 0.1 3 2 24 50 76 63 0.1 4 2 25 50 76 63 0.1 4 2 26 50 75 63 0.1 4 2 27 49 75 62 0.09 4 2 28 49 75 62 0.09 5 2 29 49 74 62 0.09 5 2 30 48 74 61 0.09 5 1 Month 53 79 66 3.01 69 97 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