Temperature in Guernsey island in August

Daytime highs, nighttime lows and the warmest cities in Guernsey island, the United Kingdom this August.

Guernsey island, the United Kingdom, a region in the United Kingdom, typically experiences pleasant weather in August, with maximum daytime temperatures around 19°C (66°F) and nighttime temperatures around 16°C (61°F) in Guernsey. On average, August is the month with the highest temperature of the year in Guernsey island, the United Kingdom.

What is the temperature of the different cities in Guernsey island, the United Kingdom in August?

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

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Guernsey island, check out our Guernsey island's climate page.

See also: Guernsey island weather by month.

Best Places to Visit in Guernsey island in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Guernsey island.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

See all August weather averages, cities and regions in Guernsey island

Guernsey island temperatures in August: frequently asked questions

How hot does it get in Guernsey island, the United Kingdom in August?

Daytime temperatures in Guernsey typically peak at 19°C (66°F) in August, putting it in the pleasant range.

How cold does it get at night in Guernsey island, the United Kingdom in August?

After dark, Guernsey cools to about 16°C (61°F) on an average August night.

How much sun does Guernsey island, the United Kingdom get in August?

The weather is predominantly sunny, with an estimated total of around 232 hours of sunshine in Guernsey. This means many sunny days, which creates a cheerful atmosphere during this month.

Interested in more climate information?

We have much more information about the climate in Guernsey island.

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.

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