Château-dʼOlonne Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Château-dʼOlonne, Pays de la Loire, France. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Sunshine in Château-dʼOlonne varies greatly throughout the year. The sunniest month, July, reaches an impressive 273 hours, while December, the darkest month, offers only 75 hours. The total annual amount of sun is 2109 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Château-dʼOlonne. While July receives considerable daily sunshine with up to 9.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.5 hours of sunlight per day.

Château-dʼOlonne enjoys an average of 2109 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

November, Château-dʼOlonne’s wettest month, receives 45 mm (1.8 in) of rainfall and has a maximum daytime temperature of 14°C (57°F). During the driest month July you can expect a temperature of 23°C (73°F).

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