An Mhumhain
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 to moderate southwest winds will back southerly and freshen along parts of the west coast.
TONIGHT
Dry at first tonight with clear spells. Cloud will increase from the west, bringing patchy outbreaks of rain and drizzle. The rain will become more persistent and heavy in parts of the west and north towards morning. Lowest temperatures of 11 to 15 degrees. Becoming breezy or windy also, as south to southwest winds increase moderate to fresh and gusty, with stronger winds developing near coasts.
Pollen Forecast
Low.
Solar UV Index
Low on Saturday. Low to moderate on Sunday.
TOMORROW - Saturday 12th September
Cloudy and breezy with outbreaks of rain spreading southeast to all parts during the morning. It will be heavy and persistent at times, and may lead to localised flooding. Some drier conditions will develop in northern parts of Munster in the afternoon, but rain will persist elsewhere with some further heavy bursts expected, especially in the evening. There will be some patchy fog near the south and southwest coasts also. Highest temperatures of 16 to 20 degrees. Moderate to fresh and gusty southwest winds, strong near coasts, will gradually ease light to moderate through the day.
National Outlook
Overview: Mixed conditions for the coming week with rain or shower sat 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 a 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, 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.