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Yearly Normals for Petersburg, AK

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 23 35 29 10.64 1111 0 Feb 27 39 33 8.23 906 0 Mar 30 43 37 8.26 884 0 Apr 34 50 42 6.9 688 0 May 39 57 48 6.3 530 0 Jun 45 62 53 4.86 350 0 Jul 48 64 56 5.22 281 0 Aug 47 62 55 6.61 318 0 Sep 43 56 50 11.34 467 0 Oct 38 48 43 17.56 696 0 Nov 31 40 35 12.83 897 0 Dec 27 36 31 11.2 1048 0 Year 36 49 43 109.95 8176 0 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather