Sea Temperature in Cassis in August

© Adam Zwolinski

Complete information on the sea temperature range in the Mediterranean Sea in Cassis in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Cassis. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Cassis Climate and Swimming Opportunities in August

Cassis lies within the Provence-Alpes-Côte d'Azur in France. The average daytime temperature in Cassis in August is 28°C (83°F), while the nighttime average is 19°C (66°F). There are typically four rainy days during the month, with a total precipitation of 27 mm (1.0 inches). The daylight duration in August in Cassis is 14 hours, with an average of 10 hours of sunshine per day. The average wind speed in August is 20 km/h (12 mph), and the humidity level is around 67%.

The water temperature in Cassis in August ranges from 22°C to 24°C (72°F to 75°F). At the beginning of the month, the average temperature is around 24°C (75°F), shifting to 24°C (75°F) by mid-August and reaching 23°C (73°F) in the last ten days. Overall, the average sea temperature in Cassis for August is 24°C (75°F). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Frequently Asked Questions About Water Temperatures in August in Cassis