The France resorts with the warmest sea water temperature in October are Aiacciu, Corsica and Propriano.
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 2025 | October 2024 | October 2023 |
|---|---|---|---|
| Aiacciu | 74.5°F | 71.2°F | 75.3°F |
| Corsica | 74.3°F | 71.1°F | 75.0°F |
| Propriano | 74.2°F | 71.0°F | 74.9°F |
| Calvi | 74.0°F | 71.2°F | 75.2°F |
| Bunifaziu | 73.8°F | 71.1°F | 75.7°F |
| Bastia | 73.4°F | 71.4°F | 75.6°F |
| Portivecju | 73.1°F | 71.2°F | 75.1°F |
| Roquebrune Cap Martin | 72.0°F | 71.6°F | 73.9°F |
| Saint Jean Cap Ferrat | 72.0°F | 71.7°F | 73.9°F |
| Menton | 72.0°F | 71.5°F | 73.9°F |
| Nice | 71.8°F | 71.5°F | 73.7°F |
| Theoule Sur Mer | 71.7°F | 71.0°F | 73.6°F |
| Mandelieu la Napoule | 71.7°F | 71.0°F | 73.6°F |
| Cannes | 71.6°F | 71.0°F | 73.7°F |
| Saint Laurent du Var | 71.5°F | 71.2°F | 73.5°F |
| Antibes | 71.5°F | 70.9°F | 73.6°F |
| Juan les Pins | 71.5°F | 70.9°F | 73.6°F |
| Golfe Juan | 71.4°F | 70.9°F | 73.6°F |
| Cagnes sur Mer | 71.4°F | 71.0°F | 73.5°F |
| Frejus | 71.2°F | 70.7°F | 73.4°F |
| Saint-Tropez | 71.1°F | 70.4°F | 73.3°F |
| Cavalaire sur Mer | 71.1°F | 70.8°F | 73.3°F |
| Sainte Maxime | 71.1°F | 70.3°F | 73.2°F |
| Le Lavandou | 70.7°F | 70.7°F | 73.0°F |
| La Londe les Maures | 70.3°F | 70.4°F | 72.7°F |
| Cassis | 69.9°F | 69.6°F | 72.4°F |
| La Ciotat | 69.9°F | 69.8°F | 72.5°F |
| Saint Syr Sur Mer | 69.8°F | 69.7°F | 72.4°F |
| Toulon | 69.5°F | 69.7°F | 72.1°F |
| Bandol | 69.5°F | 69.6°F | 72.2°F |
| La Seyne sur Mer | 69.5°F | 69.7°F | 72.1°F |
| Sanary-sur-Mer | 69.4°F | 69.6°F | 72.1°F |
| Marseilles | 69.1°F | 68.5°F | 72.1°F |
| Biarritz | 68.1°F | 66.6°F | 70.6°F |
| Perpignan | 67.7°F | 67.4°F | 72.9°F |
| Narbonne | 67.1°F | 67.3°F | 72.4°F |
| Beziers | 66.7°F | 66.9°F | 71.9°F |
| Avignon | 66.3°F | 67.9°F | 71.6°F |
| Frontignan | 66.1°F | 67.6°F | 72.2°F |
| Palavas les Flots | 65.8°F | 67.6°F | 72.1°F |
| Le Grau Du Roi | 65.5°F | 67.8°F | 72.0°F |
| Arcachon | 65.5°F | 65.5°F | 69.8°F |
| Montpellier | 65.5°F | 67.6°F | 72.1°F |
| Bordeaux | 65.1°F | 64.0°F | 68.5°F |
| La Rochelle | 63.3°F | 63.0°F | 68.1°F |
| Etretat | 62.4°F | 62.2°F | 65.1°F |
| Saint Malo | 61.9°F | 62.4°F | 64.8°F |
| Annecy | 61.9°F | 60.8°F | 65.2°F |
| Megeve | 61.9°F | 60.8°F | 65.2°F |
| Avoriaz | 61.8°F | 61.2°F | 65.2°F |
| Rennes | 61.8°F | 62.1°F | 64.1°F |
| Evian-les-Bains | 61.6°F | 61.2°F | 64.8°F |
| Chamonix | 61.5°F | 61.0°F | 64.3°F |
| Deauville | 61.4°F | 61.6°F | 64.3°F |
| Le Havre | 61.3°F | 61.6°F | 64.3°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°
| Antibes |  |
+48 |
| Arcachon |  |
+50 |
| Biarritz |  |
+50 |
| Bordeaux | |
+44 |
| Cannes | |
+46 |
| Corsica | |
+52 |
| Etretat | |
+44 |
| Marseilles | |
+46 |
| Menton | |
+50 |
| Montpellier |  |
+46 |
| Nice | |
+44 |
| Paris | |
+36 |
| Saint-Tropez | |
+44 |
| Toulon | |
+46 |
| Toulouse | |
+42 |
