Connacht

Issued at: 20 August 2026 16:30

TODAY - Thursday 20th August

Staying dry for most this evening with some bright or sunny spells. A few isolated showers will continue to push in from the Atlantic too. All in a moderate to fresh northerly breeze, strongest along coasts.

TONIGHT

Overnight, there will be a mixture of clear spells and further scattered showers. Lowest temperatures of 6 to 11 degrees in light to moderate northwesterly winds, staying stronger along coasts.

Pollen Forecast

Low on Friday and Saturday.

More information

Solar UV Index

Moderate on Friday and Saturday.

UV Index

TOMORROW - Friday 21st August

On Friday, there will be a mixture of sunny spells and further scattered showers. These becoming more isolated and fading into the afternoon and evening. Highest temperatures of 14 to 17 degrees in light to moderate northerly winds.

National Outlook

Overview: Becoming largely dry for the weekend and start of next week with mainly light winds and some overnight mist and fog.

Friday night: A few isolated showers in the north and west but otherwise dry with long clear spells. Lowest temperatures of 7 to 11 degrees in light northwest or variable winds.

Saturday: Most places will be dry with sunny spells on Saturday. There's just the chance of a stray light shower in the northwest. Highest temperatures of 15 to 19 degrees in light northwesterly winds.

Saturday night: Largely dry with long clear spells. Mist and fog will develop in near calm conditions. Lowest temperatures of 7 to 11 degrees.

Sunday: Mist and fog will gradually clear on Sunday morning and it'll be a largely dry and bright day apart from isolated showers. Highest temperatures of 15 to 19 degrees in light and variable winds.

Sunday night: Another dry and clear night with mist and fog patches forming towards morning. Lowest temperatures of 7 to 12 degrees in light southeast to east winds.

Monday: Mainly dry and bright Monday, cloudier conditions with some showers may move up from the south later in the day. Highest temperatures of 17 to 21 degrees in moderate southeasterly winds.