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Yearly Normals for Grand Junction, IA

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 8 28 18 0.96 1461 0 Feb 14 34 24 0.96 1152 0 Mar 25 47 36 2.16 907 0 Apr 36 61 48 3.19 506 3 May 48 72 60 4.14 195 52 Jun 58 82 70 4.67 21 168 Jul 63 86 75 4.1 6 298 Aug 60 84 72 3.84 19 233 Sep 51 77 64 2.95 113 71 Oct 39 65 52 2.41 420 3 Nov 26 46 36 1.92 883 0 Dec 14 31 23 1.18 1319 0 Year 37 59 48 32.48 7002 828 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather