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Yearly Normals for Troutdale, OR

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 34 47 40 6.13 775 0 Feb 35 52 44 5.32 603 0 Mar 38 57 48 4.72 530 0 Apr 41 63 52 3.58 388 0 May 46 70 58 2.8 239 18 Jun 51 75 63 2.01 104 50 Jul 55 82 68 0.85 42 143 Aug 56 82 69 1.12 30 152 Sep 52 77 65 1.97 100 84 Oct 44 65 55 3.39 322 3 Nov 39 52 46 6.73 586 0 Dec 34 46 40 7.08 772 0 Year 44 64 54 45.7 4491 450 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather