Cardiff Weather & Climate

Local Weather & When to Visit
Cardiff is located in south east Wales, the Welsh capital is also the largest city and is a popular destination for visitors. The city is well known for Cardiff Castle and the Millennium Stadium along with Cardiff Bay. The city has a temperate maritime climate with typically warm rather than hot summers and cool to cold winters. Cardiff rarely experiences very extreme weather meaning Cardiff can be visited throughout the year. On average the hottest month is July in summer and the coldest is January in winter. Rainfall on average falls throughout the year and is rarely excessive, the wettest month is October and the driest is June.

The weather is unpredictable as with the rest of the UK and it is possible to see elements of all four seasons in one day. The region may experience some snowfall in the winter. It is advisable for visitors to check the weather forecast before they arrive in Cardiff to get a better idea of the sort of clothing they will need during their trip. Bringing hooded waterproof coats and hats will ensure visitors are prepared for any spells of wind and rain the region may experience.

Cardiff Average Weather
Average Temperature high: 14.7°C (58.5 °F)
Average Temperature low: 7°C (44.6 °F)
Average Monthly Precipitation: 45.35 (mm)

The days are at their shortest and the temperature at the coolest, the days can be crisp and clear therefore if visitors do not mind the cold, it is possible to enjoy visiting Cardiff in winter. There is the possibility of snowfall during this time and it can get cold so visitors are advised to bring warm winter clothing. The area hosts a number of fairs and Christmas markets at this time of year. From December to February the average daytime temperatures are between 8°C and 9°C.

The climate is milder in spring making it a good time to visit Cardiff. There can be some great sunny days mixed with cooler and wet weather. Spring is a good time to visit Cardiff if visitors prefer the weather mild to warm and offers an alternative to visiting in peak summer. From March to May the average daytime temperatures are between 11°C and 17°C.

Most days in summer range from mild to warm with the possibility of some infrequent hotter days, the days are at their longest in the summer. There may be overcast and humid conditions in the summer. The average temperature in July and August is approx 21/22°C, making for pleasant summer temperatures. The summer is a good time to explore Cardiff and a number of local towns, villages, gardens and take in the scenic countryside along the way. From June to August the average daytime temperatures are between 19°C and 22°C.

The climate can vary from pleasantly mild days especially at the beginning of September to cooler and colder days in October and November. Autumn is a good time to visit Cardiff as it avoids the peak summer tourist season, where the city of Cardiff is a popular destination for UK and international visitors whilst still having milder temperatures and longer hours of daylight particularly at the start of September. Visitors can see some wonderful autumn colours. From September to November the average daytime temperatures are between 11°C and 19°C.

Cardiff Weather:

This weather forecast is generated by the Met Office Weather Widget

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