Temperature in Wales in August

Wales is a region in the United Kingdom. August is generally a pleasant month with maximum daytime temperatures around 20°C and nighttime temperatures around 14°C in Cardiff. August is a summer month. On average, August is the month with the highest temperature of the year in Wales.

What is the temperature of the different cities in Wales in August?

Explore the map below to discover average August temperatures at the top destinations in Wales. For a deeper dive, simply click on any destination dot.

Weather conditions Weather

Temperatures

Precipitation

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Legend

very warm

warm

pleasant

moderate

cold

very cold

Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Select a Month of Interest

Check the weather conditions for any month in Wales.

For a detailed overview of the weather over the year and the best time to visit the United Kingdom, check out our Wales's climate page.

How much sun does Wales get in August?

Most cities enjoy a balanced amount of sunshine, with around 184 hours of sunlight anticipated in Cardiff. This ensures the days are neither too dim nor excessively sunny.

What is the water's temperature in August?

The water temperature averages approximately 16°C in Cardiff this month, so not the best month to swim.

Interested in more climate information?

Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.