Connacht
Issued at: 21 August 2025 18:00
TODAY - Thursday 21st August
Dry for this afternoon and evening, with a mix of cloud and sunny spells, in light variable breezes.
TONIGHT
Mostly dry tonight with some clear spells developing. Lowest temperatures of 11 to 15 degrees in a light variable breeze with isolated mist patches possible.
Pollen Forecast
Moderate on Friday and Saturday.
Solar UV Index
Moderate to high on Friday and Saturday.
TOMORROW - Friday 22nd August
Largely dry and cloudy tomorrow, though some brighter spells will develop at times with the odd light shower mainly in the west. Highest temperatures of 17 to 20 degrees in light westerly or variable breezes.
National Outlook
Overview: High pressure brings a good deal of dry and settled conditions over the coming days, with temperatures continuing close to or slightly above normal for this time of year.
Friday night: Isolated showers will continue to affect parts of the west, with elsewhere staying largely dry with limited clear spells. Lowest temperatures of 11 to 15 degrees in light variable winds, with the chance of mist and fog patches developing.
Saturday: Quite cloudy to start, though some sunny spells will develop as the day goes on, along with scattered showers which will become more isolated towards the evening. Highest temperatures of 18 to 22 degrees in mostly light southerly or variable breezes.
Saturday night: Becoming mostly dry overnight with clear spells and just isolated showers. Lowest temperatures of 12 to 15 degrees in light southeasterly breezes with possible mist and fog patches forming.
Sunday: Another largely cloudy day with scattered showers on Sunday, these again becoming more isolated towards the evening. Highest temperatures of 18 to 22 degrees in light to moderate southeasterly breezes.
Monday: Current indications show a largely dry day on Monday with spells of sunshine. Highest temperatures of 19 to 23 degrees in light to moderate southeasterly breezes.
Further outlook: There is uncertainty in the forecast, but a change to more unsettled conditions is likely next 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.