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September Normals for Basin, ID

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 50 79 64 0.03 4 3 2 49 79 64 0.03 4 3 3 49 78 64 0.03 4 3 4 48 78 63 0.03 4 2 5 48 77 63 0.03 5 2 6 48 77 62 0.03 5 2 7 47 77 62 0.03 5 2 8 47 76 62 0.03 5 2 9 47 76 61 0.03 5 2 10 46 76 61 0.03 6 2 11 46 75 61 0.03 6 1 12 46 75 60 0.03 6 1 13 45 75 60 0.03 6 1 14 45 74 60 0.04 6 1 15 45 74 59 0.04 7 1 16 44 73 59 0.04 7 1 17 44 73 59 0.04 7 1 18 44 73 58 0.04 7 1 19 44 72 58 0.04 8 1 20 43 72 58 0.03 8 1 21 43 72 57 0.03 8 1 22 43 72 57 0.03 8 1 23 42 71 57 0.03 9 0 24 42 71 57 0.03 9 0 25 42 71 56 0.03 9 0 26 41 70 56 0.03 9 0 27 41 70 56 0.03 10 0 28 41 70 55 0.03 10 0 29 41 69 55 0.03 10 0 30 40 69 55 0.03 10 0 Month 45 74 59 0.96 207 35 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