Santa Marta Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 84 °F29 °C Feb 86 °F30 °C Mar 86 °F30 °C Apr 86 °F30 °C May 86 °F30 °C Jun 88 °F31 °C Jul 86 °F30 °C Aug 86 °F30 °C Sep 86 °F30 °C Oct 86 °F30 °C Nov 86 °F30 °C Dec 86 °F30 °C Humidity Jan 66% Feb 64% Mar 68% Apr 68% May 71% Jun 71% Jul 71% Aug 73% Sep 72% Oct 71% Nov 70% Dec 69% Rain Jan 4mm Feb 3mm Mar 5mm Apr 9mm May 34mm Jun 38mm Jul 20mm Aug 42mm Sep 76mm Oct 85mm Nov 41mm Dec 15mm Clouds Jan 19% Feb 24% Mar 35% Apr 56% May 84% Jun 68% Jul 47% Aug 57% Sep 64% Oct 62% Nov 56% Dec 47% Sun Jan 10UVI Feb 11UVI Mar 11UVI Apr 9UVI May 7UVI Jun 8UVI Jul 10UVI Aug 9UVI Sep 9UVI Oct 7UVI Nov 7UVI Dec 8UVI