Reading Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 41 °F5 °C Feb 50 °F10 °C Mar 52 °F11 °C Apr 54 °F12 °C May 59 °F15 °C Jun 63 °F17 °C Jul 70 °F21 °C Aug 70 °F21 °C Sep 64 °F18 °C Oct 55 °F13 °C Nov 46 °F8 °C Dec 46 °F8 °C Humidity Jan 81% Feb 83% Mar 75% Apr 71% May 74% Jun 80% Jul 75% Aug 77% Sep 78% Oct 83% Nov 84% Dec 85% Rain Jan 17mm Feb 26mm Mar 34mm Apr 17mm May 22mm Jun 160mm Jul 31mm Aug 38mm Sep 51mm Oct 54mm Nov 56mm Dec 55mm Clouds Jan 67% Feb 60% Mar 73% Apr 69% May 65% Jun 68% Jul 64% Aug 64% Sep 55% Oct 84% Nov 80% Dec 71% Air quality US AQI Jan 30 Feb 35 Mar 36 Apr 39 May 49 Jun 34 Jul 27 Aug 21 Sep 20 Oct 25 Nov 31 Dec 25 Sun Jan 1UVI Feb 2UVI Mar 2UVI Apr 3UVI May 4UVI Jun 4UVI Jul 5UVI Aug 5UVI Sep 4UVI Oct 2UVI Nov 1UVI Dec 0UVI