In September warmest sea in Alps is usually observed in the following locations: Montreux, Gstaad, Vevey.
Table below shows the average sea water temperature for marine resorts of Alps in September for the last three years.
| Place name | September 2023 | September 2022 | September 2021 |
|---|---|---|---|
| Montreux | 71.8°F | 69.5°F | 68.2°F |
| Gstaad | 71.8°F | 69.5°F | 68.2°F |
| Vevey | 71.8°F | 69.4°F | 68.2°F |
| Lausanne | 71.2°F | 69.2°F | 68.0°F |
| Evian-les-Bains | 71.0°F | 69.0°F | 68.1°F |
| Lake Geneva | 70.9°F | 69.1°F | 68.0°F |
Charts below show average sea water temperature for Alps resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Alps resorts at that time.
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