Connacht

Issued at: 17 July 2026 05:30

TODAY - Friday 17th July

Dry again today with spells of hazy sunshine, but some mist patches may occur locally. Highest temperatures 18 to 26 degrees, warmest across the Midlands, well away from coasts. Northerly breezes will be no more than moderate in strength, fresher though for coastal areas, especially later this afternoon and evening.

TONIGHT

Friday night will be dry with clear spells and light to moderate northerly breezes. Fresher than recent nights with lowest temperatures of 9 to 12 degrees.

Pollen Forecast

High Friday and Saturday.

More information

Solar UV Index

High Friday and Saturday.

UV Index

TOMORROW - Saturday 18th July

Saturday will be dry with good sunny spells and moderate northerly breezes. Highest temperatures of 17 to 25 degrees, again warmest values well inland, away from coasts.

National Outlook

Overview: Mostly dry with high pressure centred in the nearby Atlantic. A bit cooler and cloudier for west and northwest counties with patchy drizzle at times. Some rather warm sunny spells elsewhere.

Saturday night will be dry and mostly clear. Patches of mist and fog will set in locally though. Fresher than recent nights with lowest temperatures of 9 to 13 degrees in a light to moderate northerly breeze.

Sunday will be dry with hazy sunshine and light northerly breezes. It will be warmest over Leinster and Munster with top temperatures of 21 to 25 degrees. A little cooler and cloudier at times across Connacht and Ulster with top temperatures of 16 to 21 degrees, best values away from coasts.

Monday to Wednesday will continue largely dry with moderate northwest breezes. Rather cloudy and damp at times for Connacht and Ulster with highs of 16 to 22 degrees; again best values away from coasts. Warmer for Munster and Leinster with a mix of cloud and sunshine and highs of 21 to 25 degrees.