Wales weather

Usually in May
- 16
- 7
- 6
Weather by month
Now Today
- 16
- 1
5-day forecast

Below are the temperatures expected today at popular destinations in Wales. Select a destination to compare today's forecast with average weather conditions.

Wales regions

Pembrokeshire

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Recommended for Wales

The weather guide for Wales (Cardiff) 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.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Metric (°C / mm) | Imperial (°F / inches)

More about the UK

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.

What is the time difference between Wales and the UK?

The time difference between Wales and the UK is GMT+0 hours.

What is the main language spoken in Wales?

The main language spoken in Wales is English.

Learn a language for Wales with Busuu^*, Lingoda^* and Rocket Languages^*.

What is the currency in Wales?

The currency in Wales is the Pound Sterling (GBP).

Send money to Wales with World Remit^*, Wise^* and Monito^*.

Which plugs are used in Wales?

Wales uses electrical plug type G (230 Volts).

Which side of the road do they drive on in Wales?

They drive on the left side of the road in Wales.

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)

Wales (Cardiff)

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec