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Cardiff

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Cardiff Weather August

To help you choose the best time to travel, you can find climate data below on the weather in Cardiff in August.

day temperatureaverage daily high+21.5°C
night temperatureaverage daily low+12.8°C
sea temperaturesea temperature+16.6°C
day lengthdaytime15.1 h
sunny hours per daysunny / overcast hours6.2 / 8.9
average monthly precipitationaverage monthly precipitation93 mm

Best places in August


Temperature in Cardiff

In August the average daily maximum in Cardiff is +21.5°C, and the minimum +12.8°C.

The hottest August day on record is +33.5°C, and the coldest +3.6°C.

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Best beach resorts in August:

Barcelona
Spain

Nice
France

Rimini
Italy

Cannes
France

Lisbon
Portugal

Marseille
France


Algarve
Portugal

Marbella
Spain

Lignano
Italy

Split
Croatia

Jeju
South Korea

Dubrovnik
Croatia


Daylight hours

There are 15.1 hours of daylight in Cardiff in August. Out of these, on average 6.2 are sunny, which means it is mostly cloudy.

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Sea temperature

The average monthly temperature in the Bristol Channel on the beaches of Cardiff in August is +16.6°C.

The water is considered very cool, but some hardy people might bathe in it for 10-15 minutes.

Cardiff climate by month


Precipitation

The amount of precipitation in Cardiff in August is usually 93 mm, which may cause a change of plans on certain days.

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