Guernsey weather in August
Cool, with some rainy days. Average highs of 17°C and lows of 16°C, with around 10 rainy days expected throughout the month.
While August isn't our top-rated month for Guernsey, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
17°C
Average low
16°C
Rainy days
10 days
Best months to visit
Year-round
What to do in Guernsey in August
Whatever the weather, Guernsey rewards curious visitors. Here are some of the best ways to spend your time:
Swim and sunbathe on pristine beaches
Kayak or boat around shoreline
Explore local seaside villages
Try water sports and diving
Dine on fresh seafood
Walk scenic coastal paths
What to pack for August
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
10C
Cool, with regular rainfall.
February
9C
Cold, with regular rainfall.
March
10C
Cool, with some rainy days.
April
10C
Cool, with occasional showers.
May
12C
Cool, with occasional showers.
June
15C
Cool, with occasional showers.
July
17C
Cool, with occasional showers.
August (you are here)
17C
Cool, with some rainy days.
September
17C
Cool, with some rainy days.
October
16C
Cool, with regular rainfall.
November
13C
Cool, with frequent heavy rain.
December
11C
Cool, with regular rainfall.
Book your August trip to Guernsey
Find hotels, tours and experiences for the perfect escape.
