Current sea water temperature:
+47.8°F
| Minimum sea water temperature in December: | 53.1°F |
| Maximum sea water temperature in December: | 44.4°F |
| Average sea water temperature in December: | 48.6°F |
| more information | |
14 days
forecast
forecast
| Chamonix |
monthly
weather
weather
| Chamonix |
Sea water temperature for the last 10 days:
| December 25 | 47.8°F | December 20 | 48.7°F |
| December 24 | 46.8°F | December 19 | 48.9°F |
| December 23 | 47.3°F | December 18 | 49.3°F |
| December 22 | 47.8°F | December 17 | 47.8°F |
| December 21 | 48.2°F | December 16 | 48.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Chamonix?
Based on the data about daily sea water temperature for the last three years the warmest sea in Chamonix was noticed in August, July and September.
Monthly Sea Temperatures in Chamonix, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 72.9°F. The highest and lowest sea temperatures during the month were 75.4°F and 70.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 72.4°F. The highest and lowest sea temperatures during the month were 75.4°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 68.1°F. The highest and lowest sea temperatures during the month were 71.6°F and 64.8°F.
current
weather
weather
| Chamonix |
weather in
December
December
| Chamonix |
Best time for vacation in Chamonix
Chamonix on a weather map
Places in France:
Name
°F
24 Hours Forecast
Chamonix
Local time: 21:45
December 26, friday
0000
21°F
NW
9 mph
9 mph
0300
23°F
NW
9 mph
9 mph
0600
21°F
NW
9 mph
9 mph
0900
21°F
NW
8 mph
8 mph
1200
30°F
NW
4 mph
4 mph
1500
30°F
W
2 mph
2 mph
1800
19°F
NW
7 mph
7 mph
2100
19°F
NW
9 mph
9 mph
