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Weather in Cardiff
Welsh capital of castles, sport, and culture
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About Cardiff
Cardiff pulses with Welsh pride—the castle rises dramatically in the city centre, and the National Museum shines with modern architecture. Arcades crammed with independent shops tunnel through the Victorian heart. This capital is small enough to know, big enough to surprise.
Best months to visit
Year-round
Things to do in Cardiff
Tour Cardiff Castle from Roman times
Visit the National Museum Cardiff (free)
Explore the Victorian and Edwardian shopping arcades
Walk Bute Park and see Cathays Park's government buildings
Day trip to nearby Caerphilly Castle
Catch rugby at the Millennium Stadium
Weather by month
Click any month for detailed weather information and travel tips.
January
8C
Cold, with regular rainfall.
February
9C
Cold, with some rainy days.
March
10C
Cool, with regular rainfall.
April
13C
Cool, with some rainy days.
May
16C
Cool, with some rainy days.
June
19C
Mild and comfortable, with some rainy days.
July
21C
Mild and comfortable, with some rainy days.
August
20C
Mild and comfortable, with some rainy days.
September
18C
Mild and comfortable, with some rainy days.
October
15C
Cool, with regular rainfall.
November
11C
Cool, with regular rainfall.
December
9C
Cold, with regular rainfall.
Cardiff punches well above its weight for a capital its size — a Norman castle sits right in the city centre, Cardiff Bay's redeveloped waterfront has the Wales Millennium Centre and Senedd, and on match days the whole city turns red for rugby at the Principality Stadium, a few minutes' walk from the main shopping streets. It's compact, walkable, and an easy springboard into the Welsh valleys and coast.
Best areas to stay in Cardiff
City Centre & Castle Quarter
Cardiff Castle, the main shopping streets, and the historic Victorian and Edwardian shopping arcades.
Cardiff Bay
A redeveloped waterfront with the Wales Millennium Centre, Senedd building, and waterside restaurants.
Pontcanna & Canton
Leafy residential areas west of the centre with independent cafes and easy access to Bute Park.
Cathays
The university quarter, home to the National Museum Cardiff and a youthful bar scene.
Getting to Cardiff
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Flights
Cardiff Airport has a limited range of flights; Bristol Airport, about an hour away, offers more options.
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From London
~2 hours by train from London Paddington to Cardiff Central.
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Getting around
The city centre is very walkable; buses and a short walk or water taxi connect to Cardiff Bay.
Frequently asked questions
When is the best time to visit Cardiff?
Spring through autumn offers the best weather for exploring the bay and castle grounds, though the city is lively year-round, especially on international rugby match days.
Is Cardiff Castle worth visiting?
Yes — the grounds sit right in the city centre and combine Roman walls, a Norman keep, and lavish Victorian Gothic interiors, all accessible on a single ticket.
How do I get from the city centre to Cardiff Bay?
It's about a 20-25 minute walk, or a few minutes by bus or the Bay Car (water taxi) along the River Taff — an easy way to combine both areas in a day.
What's the food and drink scene like?
Cardiff Market and the indoor arcades around the centre have a strong street food and independent cafe scene, alongside traditional Welsh pubs serving cawl and Welsh cakes.
Is Cardiff a good base for exploring Wales?
Yes — the Brecon Beacons, Wye Valley and South Wales coast (including the Gower Peninsula) are all within an hour or two by car or train.
Traveler reviews
★★★★★
Surprisingly compact — castle, shopping arcades and the bay are all walkable from each other. Cardiff Market is a great spot for lunch.
Dafydd O. · March 2024
★★★★☆
Visited on a rugby match day and the atmosphere around the stadium was incredible, with the castle right next door for some history beforehand.
Nicola H. · November 2023
★★★★☆
Used Cardiff as a base for a couple of days in the Brecon Beacons — easy train access and a relaxed city to come back to in the evenings.
Tomasz K. · June 2024
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