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Yearly Normals for Lancaster, MA

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 9 30 20 3.58 1408 0 Feb 10 33 22 2.94 1219 0 Mar 21 42 31 3.58 1044 0 Apr 32 54 43 3.71 669 0 May 43 67 55 3.74 328 4 Jun 51 74 63 3.7 107 33 Jul 56 79 68 4.05 26 104 Aug 54 76 65 4.12 49 56 Sep 47 68 58 3.37 230 3 Oct 35 58 46 4 576 0 Nov 27 46 36 4.11 865 0 Dec 16 35 25 3.78 1232 0 Year 33 55 44 44.68 7753 200 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather