Guernsey Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Guernsey, Guernsey island, United Kingdom. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Guernsey. Expect long, bright days with 252 hours in July and darker periods with just 61 hours in December. The total annual amount of sun is 1888 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Guernsey. While July receives considerable daily sunshine with up to 8.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.0 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 52% of the time during the day in August, the highest percentage of any month. December has the lowest percentage at 22%.

Guernsey vs Major Cities: Sunshine Compared

Guernsey enjoys an average of 1888 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Related Climate Data for Guernsey

December, Guernsey’s wettest month, receives 56 mm (2.2 in) of rainfall and has a maximum daytime temperature of 12°C (54°F). During the driest month July you can expect a temperature of 18°C (64°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Guernsey Precipitation page.