Panajachel Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 72 °F22 °C Feb 73 °F23 °C Mar 75 °F24 °C Apr 73 °F23 °C May 73 °F23 °C Jun 73 °F23 °C Jul 73 °F23 °C Aug 73 °F23 °C Sep 72 °F22 °C Oct 70 °F21 °C Nov 73 °F23 °C Dec 73 °F23 °C Humidity Jan 68% Feb 71% Mar 68% Apr 73% May 89% Jun 90% Jul 79% Aug 79% Sep 87% Oct 91% Nov 75% Dec 71% Rain Jan 102mm Feb 104mm Mar 133mm Apr 221mm May 421mm Jun 431mm Jul 336mm Aug 360mm Sep 460mm Oct 393mm Nov 207mm Dec 145mm Clouds Jan 48% Feb 55% Mar 50% Apr 62% May 85% Jun 89% Jul 73% Aug 76% Sep 90% Oct 89% Nov 65% Dec 54% Sun Jan 9UVI Feb 10UVI Mar 11UVI Apr 10UVI May 8UVI Jun 8UVI Jul 8UVI Aug 9UVI Sep 8UVI Oct 7UVI Nov 8UVI Dec 8UVI