Okinawa City, Okinawa Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 68 °F20 °C Feb 71 °F22 °C Mar 72 °F22 °C Apr 75 °F24 °C May 79 °F26 °C Jun 82 °F28 °C Jul 88 °F31 °C Aug 88 °F31 °C Sep 87 °F31 °C Oct 82 °F28 °C Nov 77 °F25 °C Dec 70 °F21 °C Humidity Jan 68% Feb 79% Mar 68% Apr 79% May 74% Jun 86% Jul 80% Aug 79% Sep 78% Oct 75% Nov 68% Dec 73% Rain Jan 31mm Feb 54mm Mar 92mm Apr 113mm May 93mm Jun 263mm Jul 193mm Aug 94mm Sep 143mm Oct 34mm Nov 49mm Dec 46mm Clouds Jan 69% Feb 71% Mar 56% Apr 60% May 47% Jun 59% Jul 49% Aug 46% Sep 47% Oct 44% Nov 58% Dec 63% Air quality US AQI Jan 31 Feb 28 Mar 40 Apr 34 May 38 Jun 22 Jul 28 Aug 25 Sep 20 Oct 41 Nov 35 Dec 28 Sun Jan 5UVI Feb 6UVI Mar 8UVI Apr 8UVI May 9UVI Jun 8UVI Jul 8UVI Aug 8UVI Sep 8UVI Oct 7UVI Nov 5UVI Dec 4UVI