Connacht
Issued at: 17 September 2025 18:00
TODAY - Wednesday 17th September
Breezy and largely dry this evening.
TONIGHT
Staying largely dry tonight with clear spells with the longest clear spells in the northwest. Cloud increasing in southern parts may bring a little rain there later. Lowest temperatures of 9 to 13 degrees in mostly moderate southwesterly winds, fresh at first in the north and west. Winds easing light southerly later.
Pollen Forecast
Low on Wednesday and Thursday.
Solar UV Index
Low to moderate on Tuesday and Wednesday.
TOMORROW - Thursday 18th September
Tomorrow will likely bring a fair deal of cloud and some showery rain at times. Highest temperatures of 16 to 19 degrees generally with light to moderate south to southwesterly winds.
National Outlook
Thursday night: Dry for much of the northwest with isolated showers. However, showery outbreaks of rain will continue to affect southern and eastern areas. Mild and humid with lowest temperatures of 11 to 15 degrees in light to moderate southwesterly winds.
Friday: Showery outbreaks of rain will affect mainly eastern parts for a time, before clearing into the Irish Sea. A mix of cloud and some bright or sunny spells elsewhere with isolated showers. Highest temperatures of 15 to 19 degrees in mostly light breezes.
Mostly dry on Friday night with light winds and calm conditions leading to some mist and fog patches. Lowest temperatures of 6 to 12 degrees. Some rain may edge into the southeast by morning.
Turning gradually cooler over the weekend with northerly winds likely to set in. A good deal of uncertainty in the details at present with current indications suggesting some wet and blustery weather may affect parts of the east and south at times, with a mix of sunny spells and scattered showers elsewhere.
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.