Cork Weather OverviewScoresFors & AgainstsWeatherPhotos Average Temperature Jan 48 °F9 °C Feb 52 °F11 °C Mar 50 °F10 °C Apr 54 °F12 °C May 57 °F14 °C Jun 59 °F15 °C Jul 66 °F19 °C Aug 64 °F18 °C Sep 63 °F17 °C Oct 55 °F13 °C Nov 49 °F10 °C Dec 48 °F9 °C Humidity Jan 82% Feb 83% Mar 78% Apr 79% May 73% Jun 77% Jul 81% Aug 81% Sep 82% Oct 80% Nov 82% Dec 83% Rain Jan 40mm Feb 47mm Mar 62mm Apr 50mm May 31mm Jun 110mm Jul 37mm Aug 85mm Sep 62mm Oct 77mm Nov 60mm Dec 56mm Clouds Jan 77% Feb 79% Mar 67% Apr 77% May 75% Jun 62% Jul 70% Aug 68% Sep 61% Oct 65% Nov 73% Dec 63% Sun Jan 1UVI Feb 1UVI Mar 2UVI Apr 3UVI May 4UVI Jun 4UVI Jul 5UVI Aug 4UVI Sep 4UVI Oct 2UVI Nov 1UVI Dec 0UVI