Average Monthly Sunshine in Saint-Louis

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

Monthly hours of sunshine

Saint-Louis experiences sunny spells throughout the year. The sunniest month, April, sees up to 285 hours of sunshine, while June, the least sunny month, still provides a respectable 222 hours. The total annual sunshine amounts to 3005 hours.

Daily hours of sunshine

This means you can enjoy sunny spells year-round. April sees up to 9.5 hours of daily sunshine, perfect for a sunny trip. June, the least sunny month, still offers a generous 7.4 hours of sun despite this cloudier / rainier time of the year.

Saint-Louis’s total hours of sunshine compared to other major cities

Saint-Louis enjoys an average of 3005 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, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

Osaka, Japan, experiences 2010 hours of sunshine annually, with bright, sunny weather in spring and autumn.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Other climate information

August, Saint-Louis’s wettest month, receives 14 mm of rainfall and has a maximum daytime temperature of 31°C. During the driest month April you can expect a temperature of 28°C.

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