Question 1

What is the water temperature at Perroy?

Accepted Answer

The water temperature at Perroy (Lake Geneva) is calculated at 0.2 m depth using a hydrodynamic model and updated in real time.

Question 2

Can you swim at Perroy?

Accepted Answer

Perroy is a swimming spot on Lake Geneva. The water temperature is continuously monitored to help you choose the best time. Check the history and forecasts to plan your outing.

Question 3

How is the water temperature calculated?

Accepted Answer

Temperatures are calculated at 0.2 m depth by a hydrodynamic model (Delft3D-Flow) fed with weather data and field measurements. Results are updated in real time.

Water temperature at Perroy