The France resorts with the warmest sea water temperature in October are Aiacciu, Bastia and Corsica.
Below you can see a list of all popular France resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Aiacciu | 77.2°F | 74.5°F | 71.2°F |
| Bastia | 77.2°F | 73.4°F | 71.4°F |
| Corsica | 77.0°F | 74.3°F | 71.1°F |
| Propriano | 76.7°F | 74.2°F | 71.0°F |
| Bunifaziu | 76.7°F | 73.8°F | 71.1°F |
| Portivecju | 76.6°F | 73.1°F | 71.2°F |
| Calvi | 76.5°F | 74.0°F | 71.2°F |
| Roquebrune Cap Martin | 76.1°F | 72.0°F | 71.6°F |
| Menton | 76.0°F | 72.0°F | 71.5°F |
| Saint Jean Cap Ferrat | 75.9°F | 72.0°F | 71.7°F |
| Theoule Sur Mer | 75.8°F | 71.7°F | 71.0°F |
| Mandelieu la Napoule | 75.8°F | 71.7°F | 71.0°F |
| Nice | 75.7°F | 71.8°F | 71.5°F |
| Cannes | 75.7°F | 71.6°F | 71.0°F |
| Golfe Juan | 75.6°F | 71.4°F | 70.9°F |
| Antibes | 75.5°F | 71.5°F | 70.9°F |
| Juan les Pins | 75.5°F | 71.5°F | 70.9°F |
| Saint Laurent du Var | 75.5°F | 71.5°F | 71.2°F |
| Cagnes sur Mer | 75.5°F | 71.4°F | 71.0°F |
| Frejus | 75.4°F | 71.2°F | 70.7°F |
| Saint-Tropez | 75.2°F | 71.1°F | 70.4°F |
| Sainte Maxime | 75.2°F | 71.1°F | 70.3°F |
| Cavalaire sur Mer | 75.2°F | 71.1°F | 70.8°F |
| Le Lavandou | 75.0°F | 70.7°F | 70.7°F |
| La Londe les Maures | 74.7°F | 70.3°F | 70.4°F |
| Toulon | 73.9°F | 69.5°F | 69.7°F |
| La Seyne sur Mer | 73.9°F | 69.5°F | 69.7°F |
| Bandol | 73.8°F | 69.5°F | 69.6°F |
| Sanary-sur-Mer | 73.8°F | 69.4°F | 69.6°F |
| Saint Syr Sur Mer | 73.7°F | 69.8°F | 69.7°F |
| La Ciotat | 73.7°F | 69.9°F | 69.8°F |
| Cassis | 73.6°F | 69.9°F | 69.6°F |
| Marseilles | 72.9°F | 69.1°F | 68.5°F |
| Palavas les Flots | 71.6°F | 65.8°F | 67.6°F |
| Frontignan | 71.6°F | 66.1°F | 67.6°F |
| Le Grau Du Roi | 71.6°F | 65.5°F | 67.8°F |
| Montpellier | 71.4°F | 65.5°F | 67.6°F |
| Avignon | 71.4°F | 66.3°F | 67.9°F |
| Perpignan | 71.4°F | 67.7°F | 67.4°F |
| Narbonne | 71.0°F | 67.1°F | 67.3°F |
| Beziers | 70.8°F | 66.7°F | 66.9°F |
| Biarritz | 69.7°F | 68.1°F | 66.6°F |
| Bordeaux | 68.3°F | 65.1°F | 64.0°F |
| Arcachon | 66.5°F | 65.5°F | 65.5°F |
| La Rochelle | 65.4°F | 63.3°F | 63.0°F |
| Avoriaz | 64.9°F | 61.8°F | 61.2°F |
| Etretat | 64.9°F | 62.4°F | 62.2°F |
| Chamonix | 64.8°F | 61.5°F | 61.0°F |
| Annecy | 64.7°F | 61.9°F | 60.8°F |
| Megeve | 64.7°F | 61.9°F | 60.8°F |
| Evian-les-Bains | 64.6°F | 61.6°F | 61.2°F |
| Saint Malo | 64.3°F | 61.9°F | 62.4°F |
| Rennes | 64.1°F | 61.8°F | 62.1°F |
| Deauville | 63.7°F | 61.4°F | 61.6°F |
| Le Havre | 63.5°F | 61.3°F | 61.6°F |
Please see following sea water temperature averages charts for the warmest France resorts in October.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
France Resorts:
NAME
F°
| Annecy |  |
+58 |
| Antibes |  |
+60 |
| Bordeaux | |
+68 |
| Cannes | |
+60 |
| Corsica |  |
+64 |
| Etretat | |
+50 |
| Marseilles | |
+62 |
| Menton | |
+58 |
| Montpellier | |
+62 |
| Nice |  |
+54 |
| Paris | |
+54 |
| Perpignan | |
+62 |
| Saint-Tropez | |
+60 |
| Toulon | |
+62 |
| Toulouse | |
+62 |
