In June warmest sea in Switzerland is usually observed in the following locations: Zurich, Winterthur, St Gallen.
Table below shows the average sea water temperature for marine resorts of Switzerland in June for the last three years.
| Place name | June 2025 | June 2024 | June 2023 |
|---|---|---|---|
| Zurich | 68.8°F | 65.2°F | 70.4°F |
| Winterthur | 68.8°F | 65.2°F | 70.4°F |
| St Gallen | 68.0°F | 64.8°F | 68.5°F |
| Montreux | 67.8°F | 65.1°F | 68.2°F |
| Gstaad | 67.8°F | 65.1°F | 68.2°F |
| Verbier | 67.8°F | 65.1°F | 68.2°F |
| Vevey | 67.7°F | 64.9°F | 67.8°F |
| Lake Geneva | 67.6°F | 64.2°F | 66.9°F |
| Lausanne | 67.3°F | 64.4°F | 66.6°F |
| Geneva | 67.2°F | 62.6°F | 67.7°F |
Charts below show average sea water temperature for Switzerland resorts with the warmest sea in June.
You can also check other months of the year to see sea temperature of Switzerland resorts at that time.
Places in Switzerland:
Name
°F
