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September Normals for Iliamna, AK

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 46 58 52 0.15 13 0 2 46 58 52 0.15 13 0 3 46 57 52 0.15 13 0 4 46 57 51 0.15 14 0 5 45 57 51 0.15 14 0 6 45 57 51 0.15 14 0 7 45 56 51 0.15 14 0 8 45 56 50 0.15 15 0 9 44 56 50 0.15 15 0 10 44 55 50 0.15 15 0 11 44 55 49 0.15 16 0 12 44 55 49 0.15 16 0 13 43 54 49 0.15 16 0 14 43 54 49 0.15 16 0 15 43 54 48 0.15 17 0 16 42 53 48 0.15 17 0 17 42 53 47 0.15 18 0 18 41 53 47 0.14 18 0 19 41 52 47 0.14 18 0 20 41 52 46 0.14 19 0 21 40 51 46 0.14 19 0 22 40 51 45 0.14 20 0 23 40 51 45 0.14 20 0 24 39 50 45 0.14 20 0 25 39 50 44 0.14 21 0 26 38 49 44 0.13 21 0 27 38 49 43 0.13 22 0 28 37 48 43 0.13 22 0 29 37 48 42 0.13 23 0 30 36 47 42 0.13 23 0 Month 42 53 48 4.32 522 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