Ann Arbor, MI Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 35 °F2 °C Feb 36 °F2 °C Mar 41 °F5 °C Apr 58 °F15 °C May 66 °F19 °C Jun 76 °F25 °C Jul 82 °F28 °C Aug 78 °F26 °C Sep 74 °F23 °C Oct 64 °F18 °C Nov 44 °F7 °C Dec 37 °F3 °C Humidity Jan 77% Feb 73% Mar 67% Apr 68% May 73% Jun 70% Jul 76% Aug 75% Sep 78% Oct 77% Nov 76% Dec 78% Rain Jan 38mm Feb 43mm Mar 50mm Apr 71mm May 96mm Jun 86mm Jul 82mm Aug 63mm Sep 83mm Oct 89mm Nov 43mm Dec 23mm Clouds Jan 70% Feb 78% Mar 55% Apr 60% May 68% Jun 45% Jul 21% Aug 35% Sep 51% Oct 52% Nov 61% Dec 71% Air quality US AQI Jan 30 Feb 32 Mar 30 Apr 26 May 30 Jun 33 Jul 37 Aug 35 Sep 32 Oct 27 Nov 30 Dec 37 Sun Jan 2UVI Feb 2UVI Mar 3UVI Apr 5UVI May 5UVI Jun 7UVI Jul 8UVI Aug 7UVI Sep 6UVI Oct 4UVI Nov 2UVI Dec 1UVI
