Leinster
Issued at: 11 September 2026 16:30
TODAY - Friday 11th September
Mostly dry for the rest of today with sunny spells and just a few isolated light showers. Light southwest winds will back southerly, and increase moderate near the south coast.
TONIGHT
Dry at first tonight with clear spells. Cloud will increase from the west overnight, bringing outbreaks of rain to the north and northwest of the province. The rain may be heavy at times. It will be drier elsewhere with some patchy light rain and drizzle. Lowest temperatures of 11 to 15 degrees. Becoming breezy also as south to southwest winds increase moderate to fresh and gusty, with strong winds developing along parts of the south coast.
Pollen Forecast
Low.
Solar UV Index
Low on Saturday. Moderate on Sunday.
TOMORROW - Saturday 12th September
Cloudy and breezy on Saturday morning with outbreaks of rain spreading southeastwards. Drier conditions with some well scattered showers will spread from the north to many parts and it will brighten up locally. However, rain will persist in some southern parts of Leinster all day. This rain will be heavy at times, especially in the evening, and may lead to spot flooding. There will be some fog near the south coast also. Highest temperatures of 17 to 21 degrees. Moderate to fresh and gusty southwest winds, strong at times near the south coast, will gradually ease light to moderate west or southwest during the day.
National Outlook
Overview: Mixed conditions for the coming week with rain or showers at times.
Sunday night will start off mainly dry with clear spells and just a few showers. Rain will develop in the west and southwest overnight. A mild night with lowest temperatures of 12 to 14 degrees, with light to moderate south to southwest breezes.
On Monday morning, rain will spread eastwards to all areas and will be heavy at times. It will clear through the afternoon and evening with scattered showers following from the west. Highest temperatures of 18 to 23 degrees, warmest in the east with moderate to fresh southwesterly winds, veering westerly as rain clears.
Tuesday will be fresh and breezy with sunny spells and showers, some heavy. Cooler than previous days with highest temperatures of 14 to 18 degrees, with moderate to fresh west to northwest winds.
Wednesday will start off with a fair amount of dry weather and some showers. By early evening, rain will develop in the west. It will spread eastwards to all areas early on Wednesday night and will clear overnight with scattered showers following. Highest temperatures of 14 to 18 degrees with south to southwest winds increasing fresh and gusty and becoming westerly overnight as rain clears.
Thursday will be a cool, fresh, breezy day with sunshine and showers. Highest temperatures of 14 to 17 degrees with moderate to fresh, gusty westerly winds.
Further outlook: some further showers on Friday and rain at times next weekend.
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.