Measurements:
°C
°F
Lake Geneva
80°F
E 1 mph
Feels like: 82°F
Precip: 2%
World Resorts Switzerland Lake Geneva Weather

7 Day Weather Forecast

06.17
wed
DAY
80°F
E 1 mph
precip
2%
NIGHT
66°F
W 2 mph
precip
6%
06.18
thu
DAY
80°F
SE 1 mph
precip
3%
NIGHT
68°F
NW 2 mph
precip
5%
06.19
fri
DAY
82°F
NE 2 mph
precip
6%
NIGHT
60°F
W 2 mph
precip
11%
06.20
sat
DAY
82°F
NE 1 mph
precip
2%
NIGHT
68°F
W 2 mph
precip
4%
06.21
sun
DAY
84°F
S 2 mph
precip
2%
NIGHT
70°F
W 2 mph
precip
3%
06.22
mon
DAY
86°F
NE 2 mph
precip
2%
NIGHT
70°F
NW 2 mph
precip
3%
06.23
tue
DAY
88°F
S 1 mph
precip
2%
NIGHT
72°F
SW 4 mph
precip
6%

Lake Geneva Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Lake Geneva was 19.3°F. The maximum and minimum values were 18.3°F and 20.1°F respectively.

Lake Geneva on the Weather Map

Best Time to Visit Lake Geneva
The most sunny months:
August 19 days
July 16 days
September 16 days
The most warm months:
August 77.1 °F
July 76.3 °F
June 71.6 °F
Warmest sea temperature:
August 72.0 °F
July 70.7 °F
September 67.6 °F
The most cold months:
January 37.4 °F
December 40.2 °F
February 41.2 °F
The most rainy months:
June 7 days
May 7 days
July 6 days
The most windy months:
January 6 mph
February 6 mph
December 6 mph