Current sea water temperature:
+45.5°F
| Minimum sea water temperature in March: | 51.4°F |
| Maximum sea water temperature in March: | 32.0°F |
| Average sea water temperature in March: | 44.4°F |
| more information | |
14 days
forecast
forecast
| Lake Geneva |
monthly
weather
weather
| Lake Geneva |
Sea water temperature for the last 10 days:
| March 17 | 45.5°F | March 12 | 48.0°F |
| March 16 | 45.5°F | March 11 | 48.6°F |
| March 15 | 48.0°F | March 10 | 49.1°F |
| March 14 | 48.4°F | March 9 | 48.7°F |
| March 13 | 47.3°F | March 8 | 47.7°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:
2025
2024
2023
The average sea water temperature in August of 2025 was 72.5°F. The highest and lowest sea temperatures during the month were 75.6°F and 69.8°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 71.8°F. The highest and lowest sea temperatures during the month were 74.3°F and 69.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.0°F. The highest and lowest sea temperatures during the month were 71.2°F and 65.1°F.
current
weather
weather
| Lake Geneva |
weather in
March
March
| 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: 15:58
March 17, tuesday
1800
50°F
S
12 mph
12 mph
2100
43°F
SW
9 mph
9 mph
March 18, wednesday
0000
39°F
SW
9 mph
9 mph
0300
39°F
SW
11 mph
11 mph
0600
39°F
SW
12 mph
12 mph
0900
43°F
SW
14 mph
14 mph
1200
46°F
SW
14 mph
14 mph
1500
52°F
SW
11 mph
11 mph
