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Climatological Normals

September Normals for Irrigon, OR

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 51 86 68 0.01 1 5 2 51 85 68 0.01 2 5 3 51 85 68 0.01 2 5 4 51 85 68 0.01 2 4 5 50 84 67 0.01 2 4 6 50 84 67 0.01 2 4 7 50 84 67 0.01 2 4 8 49 83 66 0.01 2 4 9 49 83 66 0.01 3 3 10 49 82 66 0.01 3 3 11 49 82 65 0.01 3 3 12 48 82 65 0.01 3 3 13 48 81 65 0.02 3 3 14 48 81 64 0.02 3 3 15 47 81 64 0.02 3 3 16 47 80 64 0.02 4 2 17 47 80 63 0.02 4 2 18 47 79 63 0.02 4 2 19 46 79 63 0.02 4 2 20 46 79 62 0.02 4 2 21 46 78 62 0.02 5 2 22 45 78 62 0.02 5 2 23 45 78 61 0.02 5 1 24 45 77 61 0.02 5 1 25 44 77 61 0.02 6 1 26 44 77 60 0.02 6 1 27 44 76 60 0.02 6 1 28 43 76 60 0.02 6 1 29 43 75 59 0.02 7 1 30 43 75 59 0.02 7 1 Month 47 80 64 0.48 114 78 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