France
France offers a diverse range of sea water temperatures. At the moment, you can observe the warmest water temperatures along the shores of the cities Ajaccio (67.4°F), L'Île-Rousse (66.5°F) and Bastia (66.3°F). In contrast, the city of Thonon-les-Bains has the coldest water temperature in France, averaging around 53.8°F. This means the difference in water temperature between the warmest and coldest coastal cities is 13.5°F.
Destinations in France