Sea Temperature in Saint-Denis-d'Oleron in July

© Eric Nassiri

Complete information on the sea temperature range in the Bay of Biscay in Saint-Denis-d'Oleron in July. Historical daily data. Climate details for July. Tips on swimming conditions and beach relaxation in Saint-Denis-d'Oleron. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Saint-Denis-d'Oleron Climate and Swimming Opportunities in July

Saint-Denis-d'Oleron lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Saint-Denis-d'Oleron in July is 24°C (76°F), while the nighttime average is 16°C (61°F). There are typically eight rainy days during the month, with a total precipitation of 36 mm (1.4 inches). The daylight duration in July in Saint-Denis-d'Oleron is 15 hours, with an average of 9 hours of sunshine per day. The average wind speed in July is 17 km/h (11 mph), and the humidity level is around 74%.

The water temperature in Saint-Denis-d'Oleron in July ranges from 18°C to 20°C (64°F to 68°F). At the beginning of the month, the average temperature is around 19°C (66°F), shifting to 19°C (66°F) by mid-July and reaching 20°C (68°F) in the last ten days. Overall, the average sea temperature in Saint-Denis-d'Oleron for July is 20°C (68°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in July in Saint-Denis-d'Oleron