Measurements:
°C
°F
Lausanne
88°F
NE 10 mph
Feels like: 86°F
Precip: 1%
World Resorts Switzerland Lausanne Weather

Lausanne Sea Water Temperature

Current Sea Water Temperature:
+78.8°F
Maximum Sea Water Temperature in August: 81.0°F
Minimum Sea Water Temperature in August: 30.0°F
Average water temperature in August: 72.2°F

Sea Water Temperature for the Last 10 Days:

August 19 78.8°F August 14 79.6°F
August 18 77.0°F August 13 78.8°F
August 17 78.8°F August 12 77.8°F
August 16 80.8°F August 11 78.6°F
August 15 80.2°F August 10 79.8°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Lausanne was 78.6°F. The maximum and minimum values were 77.0°F and 80.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Lausanne was 77.1°F. The maximum and minimum values were 74.0°F and 80.2°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 76.8 °F
June 72.9 °F
Warmest sea temperature:
August 72.0 °F
July 71.1 °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 +88
Geneva +90
Gstaad +78
Interlaken +72
Lake Geneva +84
Lausanne +88
Lucerne +84
Lugano +84
Montreux +80
Spitz +80
St Gallen +80
Verbier +68
Vevey +80
Winterthur +86
Zurich +86
24 Hours Weather Forecast
Lausanne
Local time: 16:15
19 aug, wednesday
1800 88°F
NE
16 mph
2100 88°F
E
4 mph
20 aug, thursday
0000 78°F
E
7 mph
0300 78°F
NE
10 mph
0600 74°F
E
9 mph
0900 68°F
E
6 mph
1200 76°F
N
7 mph
1500 84°F
E
10 mph