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Channel Islands

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Channel Islands Weather August

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

day temperatureaverage daily high+20.6°C
night temperatureaverage daily low+14.3°C
sea temperaturesea temperature+17.8°C
day lengthdaytime14.9 h
sunny hours per daysunny / overcast hours7.6 / 7.3
average monthly precipitationaverage monthly precipitation50 mm

Best places in August


Temperature in the Channel Islands

In August the average daily maximum in the Channel Islands is +20.6°C, and the minimum +14.3°C.

The hottest August day on record is +36°C, and the coldest +7.7°C.

Most booked hotels in the Channel Islands

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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 14.9 hours of daylight in the Channel Islands in August. Out of these, on average 7.6 are sunny, which means there is quite a lot of sun.

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Sea temperature

The average monthly temperature in the English Channel on the beaches of the Channel Islands in August is +17.8°C.

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

Channel Islands climate by month


Precipitation

The amount of precipitation in the Channel Islands in August is usually 50 mm, a negligible amount.