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Guernsey Weather August
To help you choose the best time to travel, you can find climate data below on the weather in Guernsey in August.
average daily high | +19.8°C | |
average daily low | +14.1°C | |
sea temperature | +17.8°C | |
daytime | 14.9 h | |
sunny / overcast hours | 7.4 / 7.5 | |
average monthly precipitation | 48 mm | |
Best time with the soft weather for the sightseeing and long walks in Guernsey are July, August, September.
Temperature in Guernsey
In August the average daily maximum in Guernsey is +19.8°C, and the minimum +14.1°C.
The hottest August day on record is +26°C, and the coldest +10.5°C.
Most booked hotels in Guernsey
Best beach resorts in August:
Daylight hours
There are 14.9 hours of daylight in Guernsey in August. Out of these, on average 7.4 are sunny, which means it is mostly cloudy.
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Sea temperature
The average monthly temperature in the English Channel on the beaches of Guernsey in August is +17.8°C.
The water is considered very cool, but some hardy people might bathe in it for 10-15 minutes.
Precipitation
The amount of precipitation in Guernsey in August is usually 48 mm, a negligible amount.