Wales weather in August 2021

Get the latest coronavirus (Covid-19) updates for Wales with current travel advice and statistics on new cases per 100,000 and vaccine.

Below are average maximum temperatures at popular destinations in Wales in August. Select a destination to see more weather parameters.

More destinations >>

Recommended for Wales

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

The August weather guide for Wales shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Away Resorts: Early summer breaks from £448

Sale

Book early summer breaks across England & Wales
Stay in Hampshire, Lincolnshire, Essex & more
Travel before 19th July 2021 (inclusive)

Go to Away Resorts deal >>

Expires at 23:59 on Wednesday 30th Jun 2021 · View all Away Resorts offers

How hot is it in Wales in August?

Daytime temperatures usually reach 20°C in Cardiff, Wales in August, falling to 12°C at night.

How sunny is it in Wales in August?

There are normally 6 hours of bright sunshine each day in Cardiff, Wales in August - that's 41% of daylight hours.

How warm is the sea around Wales in August?

The average sea temperature around Cardiff, Wales in August is 18°C.

Does it rain in Wales in August?

There are usually 15 days with some rain in Cardiff, Wales in August and the average monthly rainfall is 81mm.

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

Wales sunrise & sunset times for August 2021

Browse the sunrise and sunset times for Wales in August 2021. Select a month to view Wales sunrise & sunset times for the next 12 months. The Wales sunrise and sunset times shown below are for Cardiff.

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