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Yearly Normals for Perryman, MD

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 23 38 30 3.1 1079 0 Feb 25 41 33 2.22 904 0 Mar 33 50 41 3.06 738 0 Apr 42 61 51 3.08 412 2 May 52 72 62 3.8 156 60 Jun 62 80 71 3.34 12 187 Jul 67 85 76 3.48 0 327 Aug 65 83 74 3.02 3 287 Sep 58 76 67 3.54 54 106 Oct 46 64 55 2.9 323 13 Nov 36 53 45 3.05 607 0 Dec 28 42 35 2.87 928 0 Year 45 62 53 37.46 5216 982 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather