Soustons Weather & Climate: Best Time to Visit

In Soustons, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 26°C (79°F) in August. In January, the coolest month of the year, temperatures drop to a moderate 13°C (55°F).

At night, temperatures range from around 19°C (66°F) in August to 7°C (45°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Soustons experiences significant rainfall throughout the year, averaging 1171 mm (46 in) of precipitation annually. Soustons can be quite wet during November, receiving approximately 156 mm (6.1 in) of precipitation over 16 rainy days.

In contrast, during the driest month (July), you will experience much drier conditions, with 55 mm (2.2 in) of precipitation spread across 12 rainy days. For more details, please visit our Soustons Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Soustons can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.0 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Soustons.

The city experiences its highest humidity in June, reaching 81%. In March, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year