In September warmest sea in French Riviera is usually observed in the following locations: La Londe les Maures, Cassis, La Ciotat.
Table below shows the average sea water temperature for marine resorts of French Riviera in September for the last three years.
| Place name | September 2023 | September 2022 | September 2021 |
|---|---|---|---|
| La Londe les Maures | 74.1°F | 75.4°F | 74.0°F |
| Cassis | 74.0°F | 74.1°F | 72.9°F |
| La Ciotat | 73.9°F | 74.1°F | 72.9°F |
| Marseilles | 73.9°F | 73.6°F | 71.9°F |
| Saint Syr Sur Mer | 73.8°F | 74.3°F | 73.0°F |
| Bandol | 73.7°F | 74.5°F | 73.2°F |
| Sanary-sur-Mer | 73.7°F | 74.5°F | 73.2°F |
| La Seyne sur Mer | 73.6°F | 74.6°F | 73.2°F |
| Toulon | 73.6°F | 74.6°F | 73.3°F |
| Le Grau Du Roi | 73.3°F | 73.3°F | 72.0°F |
| Avignon | 73.1°F | 73.0°F | 71.5°F |
| Montpellier | 72.9°F | 73.3°F | 71.8°F |
| Palavas les Flots | 72.6°F | 73.4°F | 71.8°F |
| Frontignan | 72.3°F | 73.6°F | 71.8°F |
| Narbonne | 72.2°F | 73.3°F | 71.2°F |
| Beziers | 72.0°F | 72.9°F | 70.7°F |
Charts below show average sea water temperature for French Riviera resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of French Riviera resorts at that time.
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