Average Monthly Sunshine in St Martin Guernsey

The graphs on this page shows the average number of hours per month and per day that St Martin Guernsey receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in St Martin Guernsey varies. It peaks at 252 hours in July and drops to 61 hours in December. The total annual amount of sun is 1888 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 8.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.0 hours of sunlight per day.

St Martin Guernsey’s total hours of sunshine compared to other major cities

St Martin 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, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

The climate in San Francisco, USA, includes 3072 hours of sunshine annually, thanks to its mild coastal weather.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

Other climate information

November, St Martin Guernsey’s wettest month, receives 56 mm of rainfall and has a maximum daytime temperature of 14°C. During the driest month July you can expect a temperature of 18°C.

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