Leinster
Issued at: 12 September 2025 06:00
TODAY - Friday 12th September
Today will be rather cool with sunshine and showers, some heavy with the chance of hail or thunder. In the late evening, more persistent rain will develop in the west and spread eastwards. Highest temperatures of 14 to 16 degrees with moderate southwest winds.
TONIGHT
This evening and early tonight, more persistent rain for a time, clearing eastwards, and it will then become drier with clear spells and a few showers. Lowest temperatures of 6 to 10 degrees with moderate southwest winds.
Pollen Forecast
Low on Friday and Saturday.
Solar UV Index
Moderate on Friday. Low to moderate on Saturday.
TOMORROW - Saturday 13th September
Saturday will bring a mix of sunny spells and scattered showers, some heavy with the chance of hail or thunder. They will gradually die out through the late-afternoon and evening. Highest temperatures of 13 to 15 degrees with moderate to fresh and occasionally gusty southwest or west winds, decreasing light to moderate later.
National Outlook
Overview: Generally unsettled and changeable.
Saturday night will start off mostly dry with clear spells. Cloud will increase from the west and rain will develop in the southwest overnight. Lowest temperatures of 7 to 10 degrees with light winds becoming southeasterly overnight and freshening, increasing very blustery with the rain.
On Sunday morning, rain will spread northeastwards to all areas along with fresh southeasterly winds. It will be heavy at times and will clear northeastwards in the afternoon with sunshine and showers following, some heavy. Winds will become moderate to fresh southwesterly as rain clears. Highest temperatures of 15 to 18 degrees. Showers will continue through Sunday night, especially in the west and north. It will be windy too with strong and gusty southwest winds.
Monday will be cool and windy with heavy showers or longer spells of rain. Some spot flooding is possible in the northwest. Some bright or sunny intervals also. Highest temperatures of 13 to 16 degrees with fresh, gusty westerly winds, strong over Ulster with gales possible near the north coast.
Tuesday will bring some bright or sunny spells and some scattered showers with some rain possible for a time in southern areas. Currently it looks drier and Autumnal mid-week with calm conditions, before it turns unsettled and blustery again later in the week.
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.