Climate of Ireland — Month by Month
Country-wide average for Ireland. Part of Northern Europe, Europe.
Located in Northern Europe, Europe, Ireland has a seasonal climate. Country-wide average temperatures range from 5°C / 41°F in January to 15°C / 59°F in July, with annual rainfall totalling around 815 mm / 32.1 in — driest in April (50 mm / 2 in), wettest in December (85 mm / 3.3 in). These are national averages; regional variation can be substantial, especially in geographically diverse countries. For city-level detail see the cities section below, and for state or province breakdowns follow the subdivisions link if available.
Best time to visit Ireland →
See all 26 subdivisions side by side →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 5°C41°F | 80 mm3.1″ | — |
| February | 5°C41°F | 60 mm2.4″ | — |
| March | 6.5°C43.7°F | 55 mm2.2″ | — |
| April | 8.5°C47.3°F | 50 mm2″ | — |
| May | 11°C51.8°F | 60 mm2.4″ | — |
| June | 13.5°C56.3°F | 65 mm2.6″ | — |
| July | 15°C59°F | 55 mm2.2″ | — |
| August | 14.5°C58.1°F | 75 mm3″ | — |
| September | 12.5°C54.5°F | 70 mm2.8″ | — |
| October | 10°C50°F | 80 mm3.1″ | — |
| November | 7°C44.6°F | 80 mm3.1″ | — |
| December | 5.5°C41.9°F | 85 mm3.3″ | — |
Frequently asked questions
What is the best time to visit Ireland?
Ireland does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 15°C / 59°F, and the driest is April at 50 mm / 2 in — likely your best travel window.
What is the climate of Ireland?
Ireland has country-wide monthly average temperatures ranging from 5°C / 41°F in January to 15°C / 59°F in July. Annual rainfall averages about 815 mm / 32.1 in, with the wettest month being December (85 mm / 3.3 in) and the driest April (50 mm / 2 in). Regional variation within Ireland can be significant — see subdivision or city pages for detail.
What is the hottest month in Ireland?
The hottest month in Ireland is July, with a country-wide average temperature of 15°C / 59°F.
What is the coldest month in Ireland?
The coldest month in Ireland is January, with a country-wide average temperature of 5°C / 41°F.
When does it rain most in Ireland?
The wettest month in Ireland is December, averaging about 85 mm / 3.3 in of rain. The driest is April with about 50 mm / 2 in.