National Forecast
Issued at: 24 August 2026 20:30
TONIGHT
Early tonight, cloud will increase from the south. The best of any clear spells will be in Ulster and north Leinster. Some showers will move up over Munster. Milder than recent nights with lowest temperatures of 10 to 16 degrees and just light to moderate easterly breezes.
TOMORROW - Tuesday 25th August
Tuesday will be mostly cloudy. Dry for many at first with just well-scattered showers. From late morning, showery outbreaks of rain will push up from the south, and will mainly affect Munster, south Leinster and Connacht. Some heavy, possibly thundery bursts will develop in places. Highest temperatures of 18 to 23 degrees, in light to moderate easterly breezes.
National Outlook
Overview: Rather unsettled with rain or showers, heavy or thundery at times.
Tuesday night: A mild and wet night. Rather cloudy with showery outbreaks of rain, heavy at times. Temperatures will not fall below 13 to 16 degrees in light to moderate, occasionally fresh easterly winds.
Wednesday: A mix of cloud and sunny spells with showers or longer spells of rain, heavy at times with thunderstorms and possible surface flooding. Highest temperatures of 19 to 23 or 24 degrees in light to moderate east or southeast winds.
Wednesday night: Showers or longer spells of rain early in the night with a continued chance of thunderstorms before becoming largely dry for a time with clear spells. Another spell of rain will move into southern areas towards morning. Another mild and humid night with temperatures not falling below 13 to 16 degrees in mostly light easterly breezes.
Thursday: Dry but cloudy for most to start. Rain in the south and southeast will extend northwestwards to most areas through the day, heavy with embedded thunderstorms and surface flooding possible. Highest temperatures of 17 to 21 degrees in mostly light easterly or variable winds.
Friday: A mix of cloud, sunny spells and scattered showers. Highest temperatures of 17 to 21 degrees generally, warmest in the southeast, with a moderate northwesterly wind developing.
Next Weekend: A good deal of uncertainty in the details. Likely further rain or showers at times but drier intervals too. Turning a little cooler with highest temperatures generally in the mid to high teens.
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.