World Resorts Switzerland Lake Geneva Weather

Lake Geneva Sea Temperature in October

Average sea water temperature in October:
+58.9°F
Minimum sea water temperature in October: 68.5°F
Maximum sea water temperature in October: 32.0°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 60.4°F. The highest and lowest sea temperatures during the month were 64.9°F and 56.7°F.

Monthly sea water temperature in Lake Geneva, °F

Which Switzerland resorts have warmest sea in October?

Place name October 2025 October 2024
Vevey 60.7°F 60.1°F
Geneva 60.7°F 59.7°F
Montreux 60.7°F 60.1°F
Gstaad 60.7°F 60.1°F
Verbier 60.7°F 60.1°F
Lausanne 60.6°F 60.1°F
Lake Geneva 60.4°F 60.0°F
Zurich 58.4°F 57.7°F
Winterthur 58.4°F 57.6°F
St Gallen 57.9°F 57.6°F

Best time for vacation in Lake Geneva

Sunniest months:
August 19 days
July 16 days
September 16 days
Warmest months:
August 74.4 °F
July 73.7 °F
June 69.5 °F
Warmest sea temp:
August 69.8 °F
July 68.6 °F
September 65.8 °F
Coldest months:
January 38.6 °F
December 41.2 °F
February 41.8 °F
Rainiest months:
June 7 days
May 7 days
July 6 days
Windiest months:
January 6.4 mph
February 6.0 mph
December 5.8 mph

Lake Geneva on a weather map

Current weather
13:00
Lake Geneva
+39°F
NE 11 mph
Feels like: +32°F
Precip.: 100%
Places in Switzerland:
Name
°F
Basle
+45°F
Berne
+39°F
Vevey
+34°F
Verbier
+30°F
Winterthur
+41°F
Gstaad
+34°F
Geneva
+37°F
Lake Geneva
+39°F
Lausanne
+39°F
Lugano
+41°F
Lucerne
+39°F
Montreux
+34°F
St Gallen
+39°F
St Moritz
+27°F
Zurich
+41°F
all places
24 Hours Forecast
Lake Geneva
Local time: 13:00
February 16, monday
1500
41°F
NE
12 mph
1800
39°F
NE
9 mph
2100
37°F
NE
9 mph
February 17, tuesday
0000
37°F
NE
11 mph
0300
37°F
NE
7 mph
0600
36°F
NE
9 mph
0900
36°F
NE
9 mph
1200
39°F
NE
11 mph
Units of measurement: °C / °F