County Kerry climate
Monthly averages for Tralee, 2021–2025 · Munster
Kerry takes the full force of Atlantic weather and is the wettest county, especially in the mountains around Killarney and the Macgillycuddy's Reeks. The coast is remarkably mild, with palms and sub-tropical gardens, but snow is rare and sunshine is modest.
Rain: about 1627 mm falls in a year at Tralee, on roughly 225 days, making Kerry the 2nd wettest of the 32 counties. October is the wettest month (163 mm) and April the driest (94 mm).
Temperature: August is the warmest month, with afternoons averaging 19°C, and January the coldest, with nights averaging 2°C. Frost is rare.
Sunshine: about 2421 hours a year, the 18th sunniest of the 32 counties. May is the sunniest month (10.2 hours a day) and December the dullest (3.2).
Rainfall
Average total rainfall each month, in millimetres. 1627 mm a year.
Temperature
Bars run from the average night-time low to the average daytime high, in °C.
Sunshine
Hours of sunshine on an average day in each month. About 2421 hours a year.
Recent extremes, 2021–2025
- Hottest day: 28.2°C on 18 July 2022
- Coldest night: −9.5°C on 7 January 2025
- Wettest day: 40.3 mm on 23 November 2024
- Wettest month: July 2023, 262 mm
- Driest month: April 2021, 35 mm
Ireland's all-time records are on the records page.
| Month | High °C | Low °C | Rain mm | Rain days | Sun h/day | Wind km/h |
|---|---|---|---|---|---|---|
| January | 8 | 2 | 135 | 16 | 3.9 | 13 |
| February | 10 | 5 | 161 | 20 | 4.2 | 16 |
| March | 11 | 4 | 134 | 17 | 6.3 | 14 |
| April | 13 | 5 | 94 | 16 | 8.7 | 13 |
| May | 16 | 8 | 105 | 18 | 10.2 | 12 |
| June | 17 | 10 | 116 | 19 | 9.3 | 12 |
| July | 18 | 12 | 143 | 21 | 8.3 | 12 |
| August | 19 | 12 | 131 | 20 | 8.8 | 13 |
| September | 17 | 10 | 133 | 18 | 7.3 | 12 |
| October | 14 | 9 | 163 | 21 | 5.3 | 14 |
| November | 11 | 6 | 163 | 20 | 3.9 | 14 |
| December | 9 | 4 | 149 | 19 | 3.2 | 15 |
| Year | 14 | 7 | 1627 | 225 | 2421 h | 13 |
Figures are averages for 2021–2025 at each county town, from the ERA5 weather reanalysis via Open-Meteo. They describe typical lowland weather in each county; hills and exposed coasts are wetter and windier.
Bordering counties: Cork · Limerick. All counties: rainfall, temperature, sunshine.