Ireland records warmest April since 2011
April 2025 featured a noticeably drier first half, followed by a wetter second half, capped by a record-breaking high temperature on the month’s final day.
It was the third warmest April since records began in 1900, and the warmest since 2011 — which remains the warmest April on record. The national average temperature for the month was 10.6 °C, standing 1.72 °C above the 1991–2020 long-term average (LTA) and 2.50 °C above the 1961–1990 LTA.
Provisional figures from Met Éireann indicate that April’s average rainfall was 95.9 mm, equating to 118% of the 1991–2020 LTA.
Historically, the wettest April occurred in 1966 (59 years ago), while the driest was in 2017 (8 years ago).
On April 30th, a new national temperature record for April was set in Athenry, County Galway, where the temperature reached 25.9 °C — surpassing the previous record of 25.8 °C recorded in Glenties, County Donegal, in 1984.
Notable April 2025 Highlights:
- Shannon Airport (Co Clare) and Mount Dillon (Co Roscommon) experienced their wettest April since 2009. Phoenix Park (Co Dublin) and Dunsany (Co Meath) recorded their wettest April since 2012.
- Roches Point (Co Cork) measured 44.5 mm of rain on Friday, April 18th — its second highest April daily rainfall in a 20-year record, behind 49.8 mm on April 15th, 2019.
- Knock Airport (Co Mayo), Mount Dillon, and Gurteen (Co Tipperary) each recorded their wettest April day on record on April 18th (with record lengths ranging from 17 to 28 years).
- Shannon Airport had its wettest April day since 1978, Mullingar (Co Westmeath) since 1991, and Newport (Co Mayo) since 1999 — all on April 18th.
- Casement Aerodrome (Co Dublin) recorded its wettest April day since 2002 on Wednesday, April 16th.
- Six stations, mainly in the east, recorded dry spells* lasting between 15 and 18 days between March 28th and April 14th.
- Casement Aerodrome also recorded a partial drought* lasting 29 days, ending on April 12th.
* Dry spell: 15 or more consecutive days with less than 1.0 mm of rainfall per day.
* Partial drought: 29 or more consecutive days with less than 0.2 mm of rainfall per day.
