Saint-Jean-de-Luz Weather & Climate: Best Time to Visit

In Saint-Jean-de-Luz, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 25°C (77°F) in August, the warmest time of the year, to a moderate 12°C (54°F) during cooler months like January.

At night, you can expect temperatures ranging from 18°C (64°F) in August to around 6°C (43°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Saint-Jean-de-Luz experiences significant rainfall throughout the year, averaging 1417 mm (56 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 172 mm (6.8 in) of precipitation, spread over 16 rainy days.

In contrast, the driest month July experiences a drier climate, with about 80 mm (3.1 in) of rainfall spread across 12 rainy days. For more details, please visit our Saint-Jean-de-Luz Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Saint-Jean-de-Luz. While July receives considerable daily sunshine with up to 7.0 hours, December marks the darkest time of the year, where sunshine is scarce 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 Saint-Jean-de-Luz.

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