Current sea water temperature:
+49.3°F
| Minimum sea water temperature in December: | 55.0°F |
| Maximum sea water temperature in December: | 47.5°F |
| Average sea water temperature in December: | 51.2°F |
| more information | |
14 days
forecast
forecast
| Geneva |
monthly
weather
weather
| Geneva |
Sea water temperature for the last 10 days:
| December 30 | 49.3°F | December 25 | 49.3°F |
| December 29 | 49.3°F | December 24 | 49.1°F |
| December 28 | 49.1°F | December 23 | 49.1°F |
| December 27 | 49.3°F | December 22 | 49.1°F |
| December 26 | 49.3°F | December 21 | 49.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Geneva?
Based on the data about daily sea water temperature for the last three years the warmest sea in Geneva was noticed in August, July and September.
Monthly Sea Temperatures in Geneva, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 71.9°F. The highest and lowest sea temperatures during the month were 75.0°F and 68.2°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 72.0°F. The highest and lowest sea temperatures during the month were 76.1°F and 68.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 66.9°F. The highest and lowest sea temperatures during the month were 69.4°F and 64.0°F.
current
weather
weather
| Geneva |
weather in
January
January
| Geneva |
Best time for vacation in Geneva
Geneva on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Geneva
Local time: 02:43
December 31, wednesday
0300
28°F
SW
14 mph
14 mph
0600
28°F
SW
12 mph
12 mph
0900
28°F
SW
11 mph
11 mph
1200
32°F
SW
9 mph
9 mph
1500
36°F
SW
9 mph
9 mph
1800
25°F
SW
6 mph
6 mph
2100
23°F
SW
3 mph
3 mph
January 01, thursday
0000
23°F
SW
1 mph
1 mph
