Average monthly water temperature in Landerneau, France
On this page you find the mean water temperature over the year in Landerneau (Brittany), France. Dive into the water temperature trends, highlighting the best times for swimming and other activities.
Water temperatures in Landerneau stay on the cooler side throughout the year. The warmest month, August, averages 16°C (61°F).
The coldest water temperature month is January, averaging 10°C (50°F). These cooler conditions are not the best for swimming enthusiasts.