Weather Ireland
Weather forecast for cities and mountains plus sea temperature in Ireland.
Weather across the country
Today the larger cities will be partly sunny, with no rain. Highs will be around 12 °C. Lows will range from −1 to 7 °C. Tomorrow will be largely cloudy, similar temperatures, with rain in places (Dublin, Cork, Waterford).
Weather in larger cities
Mountain weather
Sea temperature
Clare
Connacht
Cork
Donegal
More coastal places: 187
Climate – Ireland
Ireland has a wet, mild maritime climate shaped by the Atlantic: mild winters, cool summers and frequent but mostly light rain. The west coast is the wettest, while the east around Dublin is drier.
Averages 2022–2024 (Dublin): the warmest month is August (average daytime high 19.6 °C), the coldest January (average night-time low 3.9 °C). About 994 mm of precipitation falls per year; the wettest month is October (114 mm), the driest January (48 mm), with around 163 days of at least 1 mm.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 9 | 10 | 11 | 12 | 16 | 18 | 19 | 20 | 17 | 15 | 11 | 9 |
| Low °C | 4 | 5 | 5 | 6 | 10 | 12 | 13 | 13 | 12 | 10 | 7 | 5 |
| Rain mm | 48 | 62 | 111 | 81 | 58 | 72 | 92 | 82 | 113 | 114 | 83 | 78 |