El Alto Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 55 °F13 °C Feb 55 °F13 °C Mar 55 °F13 °C Apr 56 °F14 °C May 54 °F12 °C Jun 54 °F12 °C Jul 54 °F12 °C Aug 54 °F12 °C Sep 55 °F13 °C Oct 55 °F13 °C Nov 55 °F13 °C Dec 55 °F13 °C Humidity Jan 79% Feb 90% Mar 80% Apr 73% May 59% Jun 47% Jul 49% Aug 55% Sep 67% Oct 58% Nov 76% Dec 86% Rain Jan 32mm Feb 43mm Mar 29mm Apr 23mm May 10mm Jun 93mm Jul 13mm Aug 6mm Sep 29mm Oct 41mm Nov 58mm Dec 97mm Clouds Jan 82% Feb 89% Mar 73% Apr 50% May 24% Jun 5% Jul 5% Aug 7% Sep 47% Oct 51% Nov 73% Dec 85% Sun Jan 10UVI Feb 9UVI Mar 10UVI Apr 11UVI May 10UVI Jun 9UVI Jul 10UVI Aug 11UVI Sep 11UVI Oct 15UVI Nov 11UVI Dec 10UVI