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Yearly Normals for Island City, OR

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 23 37 30 1.83 1078 0 Feb 26 43 35 1.32 852 0 Mar 31 50 40 1.5 762 0 Apr 35 58 46 1.58 558 0 May 42 66 54 1.9 344 4 Jun 48 75 62 1.53 149 46 Jul 53 85 69 0.7 42 161 Aug 52 85 68 0.86 53 159 Sep 44 76 60 0.84 213 49 Oct 35 63 49 1.26 496 0 Nov 30 46 38 2.22 820 0 Dec 24 38 31 1.94 1049 0 Year 37 60 49 17.48 6416 419 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather