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IRELAND BY SEASON

WEATHER IN IRELAND

Plan your next getaway according to Ireland's temperatures by month

Weather in Dublin

Weather in Belfast

Weather in Cork

Weather in Limerick

Weather in Galway

Weather in Dublin

Dublin has a temperate climate with mild summers, cool winters, and frequent rainfall. The city’s changing skies add character to its lively streets, historic landmarks, and riverside walks.

 

Month Average Temp Rain

January 

High: 9 °C

Low: 2 °C

12 days

February 

High: 9 °C

Low: 3 °C

11 days

March 

High: 11 °C

Low: 4 °C

11 days

April 

High: 13 °C

Low: 5 °C

10 days

May 

High: 16 °C

Low: 7 °C

11 days

June 

High: 19 °C

Low: 10 °C

10 days

July 

High: 20 °C

Low: 12 °C

11 days

August 

High: 20 °C

Low: 12 °C

11 days

September 

High: 18 °C

Low: 10 °C

11 days

October 

High: 15 °C

Low: 7 °C

12 days

November 

High: 11 °C

Low: 5 °C

11 days

December 

High: 9 °C

Low: 3 °C

12 days





Weather in Belfast

Belfast experiences a temperate climate with mild summers, cool winters, and regular rainfall. The shifting weather adds to the atmosphere of its historic streets, green spaces, and coastal views.

 

Month Average Temp Rain

January 

High: 7°C

Low: 4°C

14 days 

February 

High: 8°C

Low: 4°C

11 days 

March 

High: 10°C

Low: 4°C

13 days 

April 

High: 12°C

Low: 6°C

10 days 

May 

High: 15°C

Low: 9°C

11 days 

June 

High: 23°C

Low: 14°C

10 days 

July 

High: 17°C

Low: 11°C

11 days 

August 

High: 18°C

Low: 13°C

12 day 

September 

High: 16°C 

Low: 11°C

11 days 

October 

High: 13°C

Low: 8°C

13 days 

November 

High: 10°C

Low: 6°C

14 days 

December 

High: 8°C

Low: 4°C

13 days 





Weather in Cork

Cork has a mild, oceanic climate with cool, damp winters and mild, often rainy summers. The ever-changing weather brings a fresh character to its riverside setting and buzzing streets.

 

Month Average Temp Rain

January 

High: 9 °C

Low: 4 °C

17 days 

February 

High: 10 °C

Low: 4 °C

14 days 

March 

High: 11 °C

Low: 5 °C

15 days 

April 

High: 13 °C

Low: 6 °C

12 days 

May 

High: 16°C

Low: 8°C

14 days 

June 

High: 18°C

Low: 11 °C

13 days 

July 

High: 20°C

Low: 13 °C

13 days 

August 

High: 20 °C

Low: 13 °C

13 days 

September 

High: 17 °C

Low: 11 °C

13 days 

October 

High: 14 °C

Low: 9 °C

15 days 

November 

High: 12 °C

Low: 6 °C

14 days 

December 

High: 10 °C

Low: 5 °C

17 days 

 

Weather in Limerick

Limerick has a mild climate with cool winters, mild summers, and frequent rain showers. The changing weather highlights the charm of its historic castles, riverside walks, and lively squares.

 

Month Average Temp Rain

January 

High: 9 °C

Low: 3 °C

16 days 

February 

High: 9 °C

Low: 3 °C

13 days 

March 

High: 11 °C

Low: 4 °C

15 days 

April 

High: 13 °C

Low: 6 °C

12 days 

May 

High: 16°C

Low: 8°C

13 days 

June 

High: 18°C

Low: 11 °C

12 days 

July 

High: 20°C

Low: 13 °C

13 days 

August 

High: 19 °C

Low: 12 °C

14 days 

September 

High: 18 °C

Low: 11 °C

13 days 

October 

High: 14 °C

Low: 8 °C

16 days 

November 

High: 11 °C

Low: 5 °C

15 days 

December 

High: 9 °C

Low: 4 °C

17 days 

 

Weather in Galway

Galway has a mild, oceanic climate with cool winters, mild summers, and frequent rain. The shifting skies add to the city’s character, from bustling streets to its scenic Atlantic coastline.

Month Average Temp

January 

High: 9 °C

Low: 3 °C

February 

High: 9 °C

Low: 3 °C

March 

High: 10 °C

Low: 5 °C

April 

High: 12 °C

Low: 6 °C

May 

High: 15 °C

Low: 8 °C

June 

High: 17 °C

Low: 11 °C

July 

High: 19 °C

Low: 13 °C

August 

High: 19 °C

Low: 12 °C

September 

High: 17 °C

Low: 10 °C

October 

High: 14 °C

Low: 8 °C

November 

High: 11 °C

Low: 5 °C 

December 

High: 9 °C

Low: 4 °C

 

 

 

FAQs ABOUT IRELAND

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When is the best time to visit Ireland for good weather?

Late May through June offers Ireland’s most settled weather—long daylight, mild highs around 18 °C / 64 °F, and the lowest average rainfall of the year. July can be warmer, but showers become more frequent. For the sunniest skies and comfortable temperatures, May–June is widely regarded as the best time to visit Ireland for reliably pleasant conditions.

What is the best month to go to Ireland for fewer crowds?

Late September offers calm seas, golden landscapes and fewer travellers—making it the best month to go to Ireland for space and savings.

How cold is Ireland during the winter?

Coastal cities hover around 5 °C, while inland nights may dip near freezing. Snow is rare at low elevations; wind and rain are more common, so pack waterproof layers.

Is Ireland expensive to visit year-round?

Prices peak in July–August. Visit November–February for reduced hotel rates and flight deals. Dining and attractions remain open, so winter can be the best time of year to visit Ireland for budget-conscious guests.

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