Lake Geneva water temperature

Lake Geneva, Plage du Vengeron, Bellevue · Lido

The current water temperature at Lake Geneva is 25.4 °C (as of August 4, 2026, source: official monitoring networks).

25.4 °C

Measured: August 4, 2026 · continuously updated

Water quality

EU classification: excellent

Frequently asked questions

Can you swim at Lake Geneva right now?
The current water temperature is 25.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Lake Geneva?
Currently 25.4 °C (updated continuously).