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Yearly Normals for Hearn Island, LA

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 36 56 46 5.46 597 0 Feb 40 62 51 4.34 400 6 Mar 47 70 58 5.53 233 28 Apr 54 78 66 4.77 74 100 May 63 85 74 5.47 8 296 Jun 70 92 81 4.47 0 481 Jul 73 94 84 3.5 0 574 Aug 71 94 83 2.84 0 540 Sep 65 89 77 3.37 3 358 Oct 53 80 66 3.91 68 108 Nov 45 68 56 4.45 282 16 Dec 38 59 48 5.23 525 10 Year 55 77 66 53.34 2190 2517 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather