Average monthly water temperature in Geneva, Switzerland
On this page you find the mean water temperature over the year in Geneva (Canton of Geneva), Switzerland. Take a closer look at the water temperature patterns and what they mean for swimming and recreation.
Water temperatures in Geneva fluctuate across the seasons. The warmest month, August, averages 23°C (73°F).
The coldest water temperature month is January, averaging 6°C (43°F). Seasonal shifts offer opportunities to explore different activities depending on the time of year.
Geneva Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Geneva - and find the best time to visit.
Geneva 3-Day Forecast
Temperature Rainfall Sunshine Humidity Water Temp
See the full Geneva climate overview or explore weather in Switzerland.
Popular this month
Where to go in August - average daytime high across popular destinations.
Zürich
25°C (77°F) Crans-Montana19°C (66°F) Engelberg
18°C (64°F) Nendaz18°C (64°F) Saas-Fee16°C (61°F) Davos17°C (63°F) Grindelwald17°C (63°F) Zermatt15°C (59°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
You'll love this Mountain roller coaster
Hotel Oeschinensee’s mountain coaster is a summer toboggan that you want to add to your bucket list. You'll get in your cart, sit down and fly across the track while enjoying the beautiful mountain scenery around you.
The Verzasca Valley
You can visit the Verzasca Valley in any season. It's an amazing place for swimming and it is a paradise for hikers. A must see for the bucket list.
Balloon at Chateau D'oex
If you are looking for a special place to visit in Europe in January we recommend visiting the annual balloon festival in Château-d'Oex, Switzerland.