Map Legend

National Forecast

21 September 2026 05:00

Today

Today will be warm, humid, mostly cloudy and mainly dry. There'll be a little drizzle and mist this morning. Some bright or sunny intervals will develop, the best of these further south. Highest temperatures of 17 to 22 or 23 degrees, coolest in the west and warmest in the east with light to moderate southwesterly breezes.

Tonight

Tonight will be mild, humid and mainly dry with some clear spells and patches of mist or fog. Cloud will increase in the northwest. Rain and drizzle will develop along the northwest coast overnight. Lowest temperatures of 12 to 15 degrees with light southerly breezes.

Tomorrow

Tuesday will be mainly dry over Leinster and Munster with bright or sunny spells and perhaps one or two showers. Rain and drizzle in the northwest during the morning will spread slowly across Ulster and Connacht through the afternoon and evening. Highest temperatures of 16 to 20 for most. but between 14 and 16 degrees in the northwest. Light southerly winds.

Met News

03rd September 2026

Climate Statement for Summer 2026

Hottest summer on record for Ireland. Sunny and dr... more

02nd September 2026

Climate Statement for August 2026

Very warm and dry August 2026 was notably warm an... more

01st September 2026

Met Éireann announces new list of storm names for 2026/27

New names include several associated with Met �... more