National Forecast
Issued at: 31 August 2026 21:00
TONIGHT
Tonight will bring a mix of clear spells and showers, mainly in the north and west with just isolated showers elsewhere. Lowest temperatures of 9 to 14 degrees in light to moderate southwesterly winds.
TOMORROW - Tuesday 1st September
Tomorrow morning will be mainly dry with scattered showers and sunny spells. However, it will turn cloudier through the afternoon with more persistent rain developing in Ulster, possibly turning heavy at times near northern coasts. Another spell of rain will move into the southwest in the evening. Highest temperatures of 15 to 20 degrees in moderate southwest winds.
National Outlook
Overview: Unsettled with showers or more persistent spells of rain forecast for each day. Becoming breezy at times too.
Tuesday night will become wet and breezy with rain moving up from the southwest, turning heavy at times. Feeling humid with lowest temperatures of 13 to 15 degrees, with moderate to fresh southwest winds, strong and gusty at times along Atlantic coasts. Turning drier over Munster by morning.
Wednesday: A breezy day with cloud and overnight rain clearing northeastwards in the morning and early afternoon. A mix of sunny spells and scattered showers following from the southwest. Warmer than previous days with highest temperatures of 18 to 22 degrees, with moderate to fresh southwesterly winds.
Some bright or sunny spells and a few showers for Thursday before wet weather becomes widespread from the Atlantic later in the day or overnight. Highest temperatures 17 to 21 degrees in moderate to fresh southwest winds, easing later.
Current indications suggest it will remain unsettled into next weekend, and it will turn a bit cooler and fresher 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.