Onitsha Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 93 °F34 °C Feb 95 °F35 °C Mar 93 °F34 °C Apr 93 °F34 °C May 90 °F32 °C Jun 84 °F29 °C Jul 81 °F27 °C Aug 81 °F27 °C Sep 82 °F28 °C Oct 84 °F29 °C Nov 89 °F32 °C Dec 91 °F33 °C Humidity Jan 68% Feb 68% Mar 82% Apr 83% May 89% Jun 97% Jul 100% Aug 100% Sep 100% Oct 98% Nov 90% Dec 68% Rain Jan 43mm Feb 42mm Mar 125mm Apr 78mm May 109mm Jun 239mm Jul 237mm Aug 200mm Sep 285mm Oct 210mm Nov 89mm Dec 10mm Clouds Jan 74% Feb 77% Mar 93% Apr 92% May 93% Jun 90% Jul 92% Aug 88% Sep 92% Oct 92% Nov 80% Dec 37% Sun Jan 7UVI Feb 7UVI Mar 7UVI Apr 7UVI May 6UVI Jun 6UVI Jul 5UVI Aug 6UVI Sep 6UVI Oct 6UVI Nov 7UVI Dec 9UVI