In August warmest sea in France is usually observed in the following locations: Portivecju, Bastia, Saint Jean Cap Ferrat.
Table below shows the average sea water temperature for marine resorts of France in August for the last three years.
| Place name | August 2025 | August 2024 | August 2023 |
|---|---|---|---|
| Portivecju | 79.5°F | 82.2°F | 78.5°F |
| Bastia | 79.4°F | 82.7°F | 79.2°F |
| Saint Jean Cap Ferrat | 78.8°F | 81.9°F | 78.0°F |
| Roquebrune Cap Martin | 78.7°F | 81.5°F | 77.8°F |
| Menton | 78.6°F | 81.4°F | 77.8°F |
| Nice | 78.6°F | 81.6°F | 77.8°F |
| Theoule Sur Mer | 78.5°F | 81.4°F | 77.1°F |
| Mandelieu la Napoule | 78.5°F | 81.4°F | 77.1°F |
| Cannes | 78.5°F | 81.5°F | 77.3°F |
| Calvi | 78.4°F | 80.8°F | 77.2°F |
| Golfe Juan | 78.4°F | 81.4°F | 77.6°F |
| Bunifaziu | 78.4°F | 80.3°F | 77.2°F |
| Antibes | 78.4°F | 81.4°F | 77.6°F |
| Juan les Pins | 78.4°F | 81.4°F | 77.6°F |
| Saint Laurent du Var | 78.3°F | 81.2°F | 77.6°F |
| Cagnes sur Mer | 78.2°F | 81.1°F | 77.5°F |
| Frejus | 78.1°F | 80.7°F | 76.5°F |
| Aiacciu | 78.0°F | 80.3°F | 76.7°F |
| Saint-Tropez | 77.9°F | 80.6°F | 76.1°F |
| Sainte Maxime | 77.9°F | 80.5°F | 76.1°F |
| Cavalaire sur Mer | 77.7°F | 80.3°F | 75.6°F |
| Corsica | 77.7°F | 80.1°F | 76.6°F |
| Propriano | 77.3°F | 79.3°F | 76.0°F |
| Le Lavandou | 77.3°F | 79.9°F | 74.5°F |
| La Londe les Maures | 76.8°F | 79.6°F | 73.7°F |
| Toulon | 75.9°F | 78.4°F | 72.9°F |
| La Seyne sur Mer | 75.8°F | 78.2°F | 73.0°F |
| Bandol | 75.7°F | 78.0°F | 73.2°F |
| Sanary-sur-Mer | 75.7°F | 78.2°F | 73.2°F |
| Saint Syr Sur Mer | 75.6°F | 77.5°F | 72.9°F |
| La Ciotat | 75.3°F | 77.2°F | 72.6°F |
| Cassis | 74.7°F | 76.8°F | 72.3°F |
| Perpignan | 74.6°F | 75.2°F | 74.9°F |
| Biarritz | 74.0°F | 73.8°F | 74.1°F |
| Marseilles | 73.3°F | 75.2°F | 71.8°F |
| Bordeaux | 73.2°F | 73.5°F | 72.7°F |
| Le Grau Du Roi | 73.2°F | 75.7°F | 73.2°F |
| Avoriaz | 73.1°F | 73.6°F | 73.9°F |
| Chamonix | 72.9°F | 73.9°F | 73.4°F |
| Evian-les-Bains | 72.8°F | 73.6°F | 73.5°F |
| Arcachon | 72.6°F | 72.1°F | 73.1°F |
| Avignon | 72.4°F | 74.9°F | 72.8°F |
| Frontignan | 72.3°F | 74.3°F | 72.2°F |
| Palavas les Flots | 72.3°F | 74.5°F | 72.2°F |
| Montpellier | 72.2°F | 74.7°F | 72.7°F |
| Megeve | 72.2°F | 74.4°F | 72.2°F |
| Narbonne | 72.1°F | 72.3°F | 73.2°F |
| Annecy | 71.9°F | 74.1°F | 71.7°F |
| Beziers | 70.6°F | 72.3°F | 73.0°F |
| La Rochelle | 70.2°F | 70.1°F | 70.8°F |
| Deauville | 68.9°F | 68.2°F | 67.7°F |
| Le Havre | 68.6°F | 67.9°F | 67.7°F |
| Saint Malo | 68.0°F | 66.9°F | 66.0°F |
| Etretat | 67.6°F | 66.7°F | 66.2°F |
| Rennes | 67.3°F | 66.4°F | 65.7°F |
Charts below show average sea water temperature for France resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of France resorts at that time.
Places in France:
Name
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