Les Sables-dʼOlonne Weather & Climate: Best Time to Visit

Monthly Temperature in Les Sables-dʼOlonne

In Les Sables-dʼOlonne, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 23°C (73°F) in August, the warmest time of the year, to a chilly 11°C (52°F) during cooler months like February.

At night, you can expect temperatures ranging from 17°C (63°F) in August to around 6°C (43°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Les Sables-dʼOlonne

On average, Les Sables-dʼOlonne receives a reasonable amount of rainfall, with an annual precipitation of 867 mm (34 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives high rainfall, averaging 113 mm (4.4 in) of precipitation, recorded across 16 rainy days. In contrast, the driest month July brings less rainfall, with 39 mm (1.5 in) over 10 rainy days. For more details, please visit our Les Sables-dʼOlonne Precipitation page.

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

The average number of days each month with precipitation

Sunshine Hours in Les Sables-dʼOlonne

Seasonal changes in sunshine hours are quite dramatic in Les Sables-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.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Humidity in Les Sables-dʼOlonne by Month

The city experiences its highest humidity in December, reaching 88%. In July, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year