Average Monthly Sunshine in Châteaulin

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

Monthly hours of sunshine

If you're visiting Châteaulin, timing is key. In July, you can enjoy up to 229 hours of sunshine, while the shorter days of December provide just 63 hours. The total annual amount of sun is 1752 hours.

Daily hours of sunshine

In Châteaulin, summer days are longer and more sunny, with daily sunshine hours peaking at 7.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.1 hours.

Châteaulin’s total hours of sunshine compared to other major cities

Châteaulin enjoys an average of 1752 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

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

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

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

Other climate information

December, Châteaulin’s wettest month, receives 64 mm of rainfall and has a maximum daytime temperature of 11°C. During the driest month July you can expect a temperature of 21°C.

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