Sea Temperature in Mers-les-Bains in August

© Annick Henniquin

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

Mers-les-Bains Climate and Swimming Opportunities in August

Mers-les-Bains lies within the Hauts-de-France in France. The average daytime temperature in Mers-les-Bains in August is 24°C (75°F), while the nighttime average is 15°C (58°F). There are typically 10 rainy days during the month, with a total precipitation of 58 mm (2.3 inches). The daylight duration in August in Mers-les-Bains is 14 hours, with an average of 7 hours of sunshine per day. The average wind speed in August is 18 km/h (11 mph), and the humidity level is around 80%.

The water temperature in Mers-les-Bains in August ranges from 17°C to 19°C (63°F to 66°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 18°C (64°F) by mid-August and reaching 19°C (66°F) in the last ten days. Overall, the average sea temperature in Mers-les-Bains for August is 18°C (64°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 August in Mers-les-Bains