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Weather in Giant's Causeway
Mythical basalt columns on Ireland's wild north coast
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About Giant's Causeway
Giant's Causeway's 40,000 hexagonal basalt columns march into the sea like a geological symphony. Legend says giants built it; science says volcanism did. Either way, this UNESCO site on the Antrim coast feels mythical—grey stones against grey sea and wilder-than-wild sky.
Best months to visit
Year-round
Things to do in Giant's Causeway
Walk amongst the basalt columns at different tides
Hike along the Antrim Coast Road to Carrick-a-Rede rope bridge
Visit Dunluce Castle's dramatic cliffside ruins
Explore nearby Bushmills for whiskey distillery tours
Spot puffins on Carrick-a-Rede island (spring)
Drive the scenic coastal route to Ballycastle
Weather by month
Click any month for detailed weather information and travel tips.
January
8C
Cold, with regular rainfall.
February
8C
Cold, with regular rainfall.
March
9C
Cold, with regular rainfall.
April
11C
Cool, with some rainy days.
May
13C
Cool, with regular rainfall.
June
16C
Cool, with regular rainfall.
July
17C
Cool, with regular rainfall.
August
17C
Cool, with frequent heavy rain.
September
16C
Cool, with regular rainfall.
October
13C
Cool, with regular rainfall.
November
10C
Cool, with regular rainfall.
December
9C
Cold, with regular rainfall.
The Giant's Causeway is one of nature's stranger party tricks — around 40,000 interlocking basalt columns formed by ancient volcanic activity, stepping out into the Atlantic in near-perfect hexagons. The visitor centre explains both the geology and the Finn MacCool legend, but the real draw is clambering over the stones themselves with the Causeway Coast cliffs rising behind you.
Best areas to stay in Giant's Causeway
The Causeway Stones
The hexagonal basalt columns themselves, reached via a short walk or shuttle bus from the visitor centre.
Bushmills
A small town a few minutes away, home to the Old Bushmills Distillery and convenient accommodation.
Portrush
A lively seaside town with beaches and amusements, a good base for the wider Causeway Coast.
Dunluce Castle
Dramatic cliffside castle ruins a short drive along the coast road.
Getting to Giant's Causeway
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Flights
Belfast International Airport is the nearest, around 1-1.5 hours by car.
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From London
~1-1.5 hours by car from Belfast; seasonal coach tours and the Causeway Rambler bus also connect from Belfast and Portrush.
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Getting around
A car gives the most flexibility for combining Causeway Coast stops; shuttle buses run from the visitor centre car park down to the stones.
Frequently asked questions
When is the best time to visit the Giant's Causeway?
It's open year-round and the stones themselves are free to access; spring and autumn offer fewer crowds, while clear winter days can bring dramatic stormy seas.
Do I have to pay to see the stones?
The Causeway stones themselves are freely accessible via the cliff path; the National Trust visitor centre charges for parking, exhibitions and the shuttle bus down to the stones.
How long does a visit take?
Allow 1.5-2 hours for the visitor centre and a walk down to the stones, or half a day if combining with the clifftop path to nearby viewpoints.
What else is nearby?
Carrick-a-Rede rope bridge, the ruins of Dunluce Castle, and the Dark Hedges (of Game of Thrones fame) are all within a short drive along the Causeway Coastal Route.
How do I get there without a car?
Seasonal open-top buses and organised day tours run from Belfast and Portrush, including the Causeway Rambler bus linking several Causeway Coast sights.
Traveler reviews
★★★★★
The stones themselves are free to walk on and genuinely strange to see in person — go early to avoid the coach tour crowds.
Niamh F. · June 2024
★★★★★
Combined the Causeway with Carrick-a-Rede rope bridge and Dunluce Castle in one day along the coast road — stunning scenery throughout.
David S. · September 2023
★★★★☆
Visited on a wild, windy day and it added to the drama. The visitor centre exhibition on the geology and legends was better than expected.
Ewa M. · March 2024
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