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Yearly Normals for Alturas, CA

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 20 41 31 1.85 1071 0 Feb 22 46 34 1.95 864 0 Mar 27 51 39 2.19 805 0 Apr 30 58 44 1.46 628 0 May 36 67 52 1.48 417 1 Jun 42 76 59 0.84 193 24 Jul 47 86 66 0.26 63 96 Aug 44 85 65 0.4 76 68 Sep 37 77 57 0.77 245 10 Oct 29 66 48 1.08 537 0 Nov 23 49 36 2.11 861 0 Dec 19 42 30 2.06 1082 0 Year 31 62 47 16.45 6842 199 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather