World sea water temperatures

Lake Geneva water temperature in August

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In August sea water temperature all along the Lake Geneva coast warms above 20°C and it is enough for a comfortable bathing. The warmest average water temperature Lake Geneva in August is 22.6°C (in Bourg-en-Lavaux, Switzerland), and the coldest sea surface temperature is 21.2°C (in Coppet, Switzerland). To find out the water temperature today and in the coming days, go to Current water temperature of the Lake Geneva

Where you can swim in the Lake Geneva in August?

This data on the average monthly surface water temperature on the Lake Geneva coast in August. To see the details, select the country and then the city of your interest. Besides water temperature, you can also get information about the weather for today, tomorrow and the upcoming days, surf forecast, as well as the data on sunrise/sunset and moonrise/moonset at a given point on any given day.

 
2025
2024
2023
2022
2021
21°C
23.7°C
22.1°C
23.2°C
20.5°C
21.9°C
23.3°C
23.1°C
22.6°C
21.5°C
22.1°C
23.3°C
23.4°C
23.1°C
21.4°C
21.5°C
24°C
22.7°C
23.3°C
21.1°C
21.9°C
23.5°C
23°C
23°C
21.5°C
22.1°C
23.3°C
23.4°C
22.9°C
21.4°C

Countries bordering the Lake Geneva

Water temps of the Lake Geneva coast monthly

Where is the warm sea water in August?

Want to know where the water temperature in August is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Other names for Lake Geneva

Lac Leman

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Our report for Lake Geneva is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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