In August warmest sea in France is usually observed in the following locations: Bastia, Portivecju, Roquebrune Cap Martin.
Table below shows the average sea water temperature for marine resorts of France in August for the last three years.
| Place name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Bastia | 84.5°F | 79.4°F | 82.7°F |
| Portivecju | 83.9°F | 79.5°F | 82.2°F |
| Roquebrune Cap Martin | 83.2°F | 78.7°F | 81.5°F |
| Menton | 83.1°F | 78.6°F | 81.4°F |
| Calvi | 83.0°F | 78.4°F | 80.8°F |
| Saint Jean Cap Ferrat | 82.9°F | 78.8°F | 81.9°F |
| Cannes | 82.8°F | 78.5°F | 81.5°F |
| Theoule Sur Mer | 82.8°F | 78.5°F | 81.4°F |
| Mandelieu la Napoule | 82.8°F | 78.5°F | 81.4°F |
| Aiacciu | 82.7°F | 78.0°F | 80.3°F |
| Nice | 82.7°F | 78.6°F | 81.6°F |
| Golfe Juan | 82.7°F | 78.4°F | 81.4°F |
| Antibes | 82.7°F | 78.4°F | 81.4°F |
| Juan les Pins | 82.7°F | 78.4°F | 81.4°F |
| Saint Laurent du Var | 82.5°F | 78.3°F | 81.2°F |
| Cagnes sur Mer | 82.5°F | 78.2°F | 81.1°F |
| Bunifaziu | 82.5°F | 78.4°F | 80.3°F |
| Saint-Tropez | 82.3°F | 77.9°F | 80.6°F |
| Sainte Maxime | 82.3°F | 77.9°F | 80.5°F |
| Frejus | 82.3°F | 78.1°F | 80.7°F |
| Corsica | 82.2°F | 77.7°F | 80.1°F |
| Propriano | 82.0°F | 77.3°F | 79.3°F |
| Cavalaire sur Mer | 81.9°F | 77.7°F | 80.3°F |
| Le Lavandou | 81.3°F | 77.3°F | 79.9°F |
| La Londe les Maures | 80.8°F | 76.8°F | 79.6°F |
| Sanary-sur-Mer | 79.8°F | 75.7°F | 78.2°F |
| Bandol | 79.8°F | 75.7°F | 78.0°F |
| Le Grau Du Roi | 79.8°F | 73.2°F | 75.7°F |
| Toulon | 79.8°F | 75.9°F | 78.4°F |
| La Seyne sur Mer | 79.7°F | 75.8°F | 78.2°F |
| Perpignan | 79.5°F | 74.6°F | 75.2°F |
| Saint Syr Sur Mer | 79.4°F | 75.6°F | 77.5°F |
| Avignon | 79.2°F | 72.4°F | 74.9°F |
| La Ciotat | 79.0°F | 75.3°F | 77.2°F |
| Montpellier | 78.9°F | 72.2°F | 74.7°F |
| Cassis | 78.9°F | 74.7°F | 76.8°F |
| Palavas les Flots | 78.5°F | 72.3°F | 74.5°F |
| Marseilles | 78.2°F | 73.3°F | 75.2°F |
| Frontignan | 78.0°F | 72.3°F | 74.3°F |
| Narbonne | 77.5°F | 72.1°F | 72.3°F |
| Evian-les-Bains | 77.2°F | 72.8°F | 73.6°F |
| Avoriaz | 77.0°F | 73.1°F | 73.6°F |
| Beziers | 76.9°F | 70.6°F | 72.3°F |
| Chamonix | 76.8°F | 72.9°F | 73.9°F |
| Megeve | 76.3°F | 72.2°F | 74.4°F |
| Biarritz | 76.1°F | 74.0°F | 73.8°F |
| Annecy | 76.0°F | 71.9°F | 74.1°F |
| Bordeaux | 75.7°F | 73.2°F | 73.5°F |
| Arcachon | 75.6°F | 72.6°F | 72.1°F |
| La Rochelle | 72.8°F | 70.2°F | 70.1°F |
| Deauville | 71.3°F | 68.9°F | 68.2°F |
| Le Havre | 70.6°F | 68.6°F | 67.9°F |
| Saint Malo | 69.5°F | 68.0°F | 66.9°F |
| Etretat | 69.3°F | 67.6°F | 66.7°F |
| Rennes | 68.8°F | 67.3°F | 66.4°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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