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September Normals for Hartley, IA

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 54 77 65 0.11 3 3 2 53 77 65 0.11 3 3 3 53 76 65 0.1 3 3 4 53 76 64 0.1 3 3 5 52 76 64 0.1 3 2 6 52 76 64 0.1 4 2 7 51 75 63 0.09 4 2 8 51 75 63 0.09 4 2 9 50 75 63 0.09 4 2 10 50 74 62 0.09 4 2 11 50 74 62 0.09 5 1 12 49 74 62 0.09 5 1 13 49 73 61 0.08 5 1 14 48 73 61 0.08 5 1 15 48 73 60 0.08 6 1 16 48 73 60 0.08 6 1 17 47 72 60 0.08 6 1 18 47 72 59 0.08 6 1 19 46 72 59 0.08 7 1 20 46 71 59 0.08 7 1 21 46 71 58 0.08 7 0 22 45 71 58 0.07 8 0 23 45 70 57 0.07 8 0 24 44 70 57 0.07 8 0 25 44 70 57 0.07 8 0 26 43 69 56 0.07 9 0 27 43 69 56 0.07 9 0 28 43 68 56 0.07 10 0 29 42 68 55 0.07 10 0 30 42 68 55 0.07 10 0 Month 48 73 60 2.51 180 34 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