Measurements:
°C
°F
Lausanne
70°F
S 4 mph
Feels like: 70°F
Precip: 0%
World Resorts Switzerland Lausanne Weather

Lausanne Sea Water Temperature

Current Sea Water Temperature:
+67.8°F
Maximum Sea Water Temperature in May: 68.0°F
Minimum Sea Water Temperature in May: 30.0°F
Average water temperature in May: 55.7°F

Sea Water Temperature for the Last 10 Days:

May 27 67.8°F May 22 61.0°F
May 26 66.2°F May 21 61.2°F
May 25 64.0°F May 20 59.8°F
May 24 62.6°F May 19 59.6°F
May 23 62.0°F May 18 59.4°F

When is the Warmest Sea for Lausanne?

According to our data for the last three years for Lausanne the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Lausanne was 75.1°F. The maximum and minimum values were 72.2°F and 77.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Lausanne was 74.4°F. The maximum and minimum values were 72.4°F and 77.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Lausanne was 70.1°F. The maximum and minimum values were 66.8°F and 73.8°F respectively.

Best Time to Visit Lausanne
The most sunny months:
August 19 days
July 18 days
September 17 days
The most warm months:
August 77.0 °F
July 76.5 °F
June 72.7 °F
Warmest sea temperature:
August 72.0 °F
July 70.8 °F
September 67.7 °F
The most cold months:
January 38.4 °F
December 41.5 °F
February 41.9 °F
The most rainy months:
May 6 days
June 6 days
December 6 days
The most windy months:
January 7 mph
February 6 mph
December 6 mph

Lausanne on the Weather Map

Switzerland Resorts:
NAME
Berne +64
Geneva +66
Gstaad +52
Interlaken +56
Lake Geneva +66
Lausanne +70
Lucerne +66
Montreux +62
St Gallen +64
St Moritz +46
Verbier +48
Vevey +62
Winterthur +66
Zermatt +42
Zurich +68
24 Hours Weather Forecast
Lausanne
Local time: 20:58
27 may, wednesday
2100 70°F
S
4 mph
28 may, thursday
0000 66°F
SW
2 mph
0300 62°F
SW
3 mph
0600 60°F
SW
4 mph
0900 68°F
SW
8 mph
1200 76°F
SW
10 mph
1500 80°F
SW
11 mph
1800 78°F
SW
11 mph