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Wales weather
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Below are the temperatures expected today at popular destinations in Wales. Select a destination to compare today's forecast with average weather conditions.
Recommended for Wales
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
The weather guide for Wales shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.
Which is the hottest month in Wales?
The hottest time of year in Cardiff, Wales is normally July. Expect maximum daytime temperatures to reach 20°C.
Which month has the most rain in Wales?
In terms of rainfall, December is usually the wettest month in Cardiff, Wales with 109mm on average. There are normally 19 days in December with some rain.
When is it sunniest in Wales?
The sunniest time of year in Cardiff, Wales is normally August with bright sunshine on average for 41% of daylight hours; that's 6 hours of sunshine per day.
When is the sea warmest in Wales?
The sea is usually at its warmest in Cardiff, Wales in August when the water temperature reaches 18°C.
Metric (°C / mm) | Imperial (°F / inches)
Compare Wales weather with the USA
Below the Wales weather chart shows average maximum daytime temperature for Wales (Cardiff) and the USA (Washington).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
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