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Yearly Normals for Ephrata, WA

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 21 34 28 0.88 1155 0 Feb 27 42 35 0.75 857 0 Mar 32 54 43 0.69 674 0 Apr 39 64 51 0.45 419 1 May 46 72 59 0.63 201 22 Jun 53 79 66 0.49 71 93 Jul 58 86 72 0.29 18 227 Aug 57 85 71 0.33 15 204 Sep 49 77 63 0.44 140 71 Oct 38 63 50 0.52 455 0 Nov 30 45 38 1.17 823 0 Dec 22 35 28 1.32 1142 0 Year 39 61 50 7.96 5970 618 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather