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October Normals for Iona, SD

< September November > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 43 74 58 0.05 8 0 2 42 73 58 0.05 8 0 3 42 73 57 0.05 8 0 4 42 72 57 0.05 9 0 5 41 72 57 0.05 9 0 6 41 71 56 0.05 9 0 7 40 71 56 0.05 10 0 8 40 70 55 0.05 10 0 9 40 70 55 0.05 11 0 10 39 69 54 0.05 11 0 11 39 69 54 0.05 11 0 12 38 68 53 0.05 12 0 13 38 68 53 0.05 12 0 14 38 67 52 0.05 13 0 15 37 66 52 0.05 13 0 16 37 66 51 0.05 14 0 17 36 65 51 0.05 14 0 18 36 64 50 0.05 15 0 19 35 64 49 0.05 15 0 20 35 63 49 0.05 16 0 21 34 62 48 0.05 16 0 22 34 62 48 0.05 17 0 23 33 61 47 0.05 18 0 24 33 60 47 0.05 18 0 25 32 60 46 0.04 19 0 26 32 59 45 0.04 19 0 27 31 58 45 0.04 20 0 28 31 57 44 0.04 21 0 29 30 56 43 0.04 21 0 30 30 56 43 0.04 22 0 31 29 55 42 0.04 23 0 Month 36 65 51 1.48 442 0 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