World Resorts France Chamonix Weather

Chamonix Sea Temperature in May

Average sea water temperature in May:
+55.0°F
Minimum sea water temperature in May: 66.2°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 57.5°F. The highest and lowest sea temperatures during the month were 59.9°F and 54.3°F.

Monthly sea water temperature in Chamonix, °F

Which France resorts have warmest sea in May?

Place name May 2026 May 2025
Aiacciu 65.3°F 66.1°F
Corsica 65.3°F 66.1°F
Le Grau Du Roi 65.0°F 65.2°F
Montpellier 64.5°F 64.7°F
Avignon 64.4°F 64.2°F
Palavas les Flots 64.3°F 64.2°F
Propriano 64.3°F 65.5°F
Frontignan 64.2°F 63.6°F
Saint Jean Cap Ferrat 64.1°F 66.0°F
Perpignan 64.1°F 63.9°F
Nice 64.0°F 65.8°F
Roquebrune Cap Martin 63.9°F 66.2°F
Marseilles 63.9°F 63.0°F
Portivecju 63.9°F 66.0°F
Bastia 63.9°F 66.0°F
Menton 63.8°F 66.0°F
Saint Laurent du Var 63.8°F 65.5°F
Cagnes sur Mer 63.7°F 65.4°F
Calvi 63.7°F 65.0°F
Sainte Maxime 63.7°F 65.1°F

Best time for vacation in Chamonix

Sunniest months:
August 17 days
October 16 days
July 15 days
Warmest months:
July 63.6 °F
August 62.9 °F
June 60.1 °F
Warmest sea temp:
August 69.9 °F
July 68.7 °F
September 65.7 °F
Coldest months:
January 27.0 °F
December 29.7 °F
February 30.1 °F
Rainiest months:
June 11 days
May 10 days
July 9 days
Windiest months:
January 4.9 mph
December 4.8 mph
February 4.7 mph

Chamonix on a weather map

Chamonix
+21°F
NW 4 mph
Feels like: +16°F
Precip.: 0%
Places in France:
Name
°F
+32°F
+55°F
+52°F
+52°F
+54°F
+48°F
+57°F
+57°F
+52°F
+55°F
+50°F
+52°F
+52°F
+46°F
+50°F
24 Hours Forecast
Chamonix
Local time: 04:04
May 17, sunday
0600
21°F
NW
4 mph
0900
34°F
NE
1 mph
1200
39°F
E
3 mph
1500
43°F
E
5 mph
1800
43°F
E
5 mph
2100
32°F
E
2 mph
May 18, monday
0000
32°F
N
5 mph
0300
32°F
N
5 mph
Units of measurement: °C / °F