In October warmest sea in French Riviera is usually observed in the following locations: La Londe les Maures, Toulon, La Seyne sur Mer.
Table below shows the average sea water temperature for marine resorts of French Riviera in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| La Londe les Maures | 72.6°F | 68.3°F | 68.4°F |
| Toulon | 71.9°F | 67.6°F | 67.8°F |
| La Seyne sur Mer | 71.9°F | 67.5°F | 67.7°F |
| Bandol | 71.9°F | 67.6°F | 67.7°F |
| Sanary-sur-Mer | 71.9°F | 67.5°F | 67.6°F |
| Saint Syr Sur Mer | 71.7°F | 67.8°F | 67.8°F |
| La Ciotat | 71.7°F | 67.9°F | 67.8°F |
| Cassis | 71.7°F | 67.9°F | 67.6°F |
| Marseilles | 71.2°F | 67.2°F | 66.7°F |
| Frontignan | 70.0°F | 64.5°F | 65.8°F |
| Le Grau Du Roi | 69.9°F | 64.0°F | 66.0°F |
| Palavas les Flots | 69.9°F | 64.2°F | 65.8°F |
| Avignon | 69.7°F | 64.7°F | 66.1°F |
| Montpellier | 69.7°F | 63.9°F | 65.8°F |
| Narbonne | 69.4°F | 65.4°F | 65.6°F |
| Beziers | 69.2°F | 65.1°F | 65.2°F |
Charts below show average sea water temperature for French Riviera resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of French Riviera resorts at that time.
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