National Forecast

31 May 2026 23:45

Tonight - Sunday 31st May

Tonight will be cloudy with outbreaks of rain and drizzle spreading from the west. The rain will turn heavier and more persistent in the southwest later. Some mist and fog will develop also. Temperatures will not fall below 11 to 14 degrees in a light to moderate southerly breeze.

Tomorrow - Monday 1st June

Tomorrow morning will be dull with rain and drizzle, heavy in the south and southwest with the chance of an isolated thunderstorm. Some mist and fog will linger too. The rain will clear to sunny spells and scattered showers in the afternoon, some heavy or thundery in the east. Highest temperatures of 14 to 20 degrees in light to moderate south to southwest winds.

Outlook

Overview: Unsettled as each day brings rain or showers, some heavy, along with rather brisk southwest winds at times too.

Monday night: Clear spells and scattered heavy showers. Lows of 10 to 13 degrees in light westerly breezes.

Tuesday: A day of sunny spells and showers, some heavy, especially across parts of Ulster and north Leinster during the afternoon. Highest temperatures of 14 to 19 degrees, best values further east, all in a moderate to fresh westerly wind. On Tuesday night, wet and breezy weather will extend from the west.

Wednesday: Lingering overnight rain will clear into the Irish Sea with sunny spells and scattered blustery showers following for the rest of the day, some very heavy falls are possible later. Highest temperatures of 14 to 19 degrees, again best values further east, all with brisk southwesterly winds.

Thursday: Cool and breezy with sunny spells and heavy showers throughout the day. Highest temperatures of 13 to 17 degrees with fresh and gusty west to southwest winds.

Friday and next weekend will continue unsettled with cooler than average weather for early summer too.