Yangon Weather OverviewScoresFors & AgainstsWeatherPhotos Yangon has a tropical monsoon climate and average lows ranging from 18 to 25 °C (64 to 77 °F). Average Temperature Jan 86 °F30 °C Feb 91 °F33 °C Mar 93 °F34 °C Apr 99 °F37 °C May 93 °F34 °C Jun 84 °F29 °C Jul 82 °F28 °C Aug 82 °F28 °C Sep 84 °F29 °C Oct 90 °F32 °C Nov 88 °F31 °C Dec 86 °F30 °C Humidity Jan 62% Feb 53% Mar 60% Apr 60% May 72% Jun 94% Jul 96% Aug 99% Sep 92% Oct 81% Nov 79% Dec 67% Rain Jan 10mm Feb 0mm Mar 1mm Apr 2mm May 116mm Jun 250mm Jul 346mm Aug 302mm Sep 263mm Oct 90mm Nov 38mm Dec 3mm Clouds Jan 25% Feb 0% Mar 17% Apr 12% May 90% Jun 97% Jul 100% Aug 99% Sep 89% Oct 42% Nov 28% Dec 22% Air quality US AQI Jan 121 Feb 23 Mar 23 Apr 23 May 46 Jun 31 Jul 23 Aug 23 Sep 23 Oct 64 Nov 84 Dec 121 Sun Jan 9UVI Feb 10UVI Mar 11UVI Apr 13UVI May 6UVI Jun 5UVI Jul 5UVI Aug 5UVI Sep 6UVI Oct 8UVI Nov 8UVI Dec 7UVI