Tyler, TX Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 54 °F12 °C Feb 56 °F14 °C Mar 64 °F18 °C Apr 72 °F22 °C May 81 °F27 °C Jun 84 °F29 °C Jul 88 °F31 °C Aug 91 °F33 °C Sep 90 °F32 °C Oct 72 °F22 °C Nov 60 °F16 °C Dec 63 °F17 °C Humidity Jan 73% Feb 80% Mar 68% Apr 75% May 86% Jun 87% Jul 83% Aug 77% Sep 75% Oct 74% Nov 69% Dec 74% Rain Jan 97mm Feb 54mm Mar 115mm Apr 196mm May 226mm Jun 193mm Jul 32mm Aug 31mm Sep 29mm Oct 70mm Nov 22mm Dec 25mm Clouds Jan 48% Feb 72% Mar 52% Apr 50% May 53% Jun 35% Jul 25% Aug 19% Sep 14% Oct 26% Nov 38% Dec 29% Air quality US AQI Jan 24 Feb 27 Mar 30 Apr 29 May 34 Jun 36 Jul 36 Aug 40 Sep 36 Oct 26 Nov 30 Dec 24 Sun Jan 4UVI Feb 5UVI Mar 7UVI Apr 7UVI May 8UVI Jun 8UVI Jul 9UVI Aug 10UVI Sep 8UVI Oct 6UVI Nov 4UVI Dec 3UVI