National Forecast
Issued at: 31 May 2026 17:30
TODAY - Sunday 31st May
A mix of cloud and some sunny spells this evening. Most places will be dry with just isolated showers or patches of drizzle. However, cloud is thickening from the west bringing outbreaks of rain or drizzle with some mist patches. Light to moderate south to southwest breeze.
TONIGHT
Tonight will be cloudy with mist and fog. There will be scattered outbreaks of rain or drizzle at first before a more persistent spell of rain develops across the south and south-west. The rain will be heavy at times, particularly in the southwest. Temperatures will not fall below 11 to 14 degrees with a light to moderate southerly wind.
TOMORROW - Monday 1st June
Tomorrow morning will be dull and wet as rain moves northeastwards, heavy in the south and southwest with a slight chance of an isolated thunderstorm. There will be mist and fog too. The rain will clear to scattered showers during the afternoon, some turning heavy or thundery in the east, and some sunny breaks will develop, especially over the southern half of the country. Further rain will move into the west and southwest during the evening, though. Highest temperatures of 14 to 20 degrees, warmest in the east, with a light to moderate south to southwest wind.
National 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.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.