Current sea water temperature:
+66.6°F
| Minimum sea water temperature in October: | 68.5°F |
| Maximum sea water temperature in October: | 32.0°F |
| Average sea water temperature in October: | 59.0°F |
| more information | |
14 days
forecast
forecast
| Lake Geneva |
monthly
weather
weather
| Lake Geneva |
Sea water temperature for the last 10 days:
| October 8 | 66.6°F | October 3 | 66.7°F |
| October 7 | 67.5°F | October 2 | 68.0°F |
| October 6 | 67.1°F | October 1 | 67.5°F |
| October 5 | 66.2°F | September 30 | 67.8°F |
| October 4 | 66.6°F | September 29 | 67.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Lake Geneva?
Based on the data about daily sea water temperature for the last three years the warmest sea in Lake Geneva was noticed in August, July and September.
Monthly Sea Temperatures in Lake Geneva, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 75.7°F. The highest and lowest sea temperatures during the month were 77.7°F and 73.2°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 74.7°F. The highest and lowest sea temperatures during the month were 77.2°F and 72.3°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 70.8°F. The highest and lowest sea temperatures during the month were 75.9°F and 67.6°F.
current
weather
weather
| Lake Geneva |
weather in
October
October
| Lake Geneva |
Best time for vacation in Lake Geneva
Lake Geneva on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Lake Geneva
Local time: 06:56
October 09, friday
0900
48°F
S
6 mph
6 mph
1200
54°F
S
4 mph
4 mph
1500
59°F
SE
4 mph
4 mph
1800
55°F
SE
2 mph
2 mph
2100
52°F
SW
1 mph
1 mph
October 10, saturday
0000
45°F
N
1 mph
1 mph
0300
46°F
N
3 mph
3 mph
0600
48°F
N
2 mph
2 mph
