World Resorts France Chamonix Weather

Chamonix Sea Temperature in July

Average sea water temperature in July:
+68.7°F
Minimum sea water temperature in July: 76.1°F
Maximum sea water temperature in July: 32.0°F

Daily 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.

Monthly sea water temperature in Chamonix, °F

Which France resorts have warmest sea in July?

Place name July 2025 July 2024
Portivecju 80.0°F 78.7°F
Bastia 79.9°F 79.1°F
Aiacciu 78.9°F 77.0°F
Corsica 78.8°F 76.8°F
Calvi 78.7°F 77.3°F
Roquebrune Cap Martin 78.7°F 77.5°F
Saint Jean Cap Ferrat 78.6°F 77.6°F
Theoule Sur Mer 78.5°F 77.7°F
Mandelieu la Napoule 78.5°F 77.7°F
Menton 78.5°F 77.3°F
Bunifaziu 78.4°F 76.2°F
Cannes 78.4°F 77.3°F
Frejus 78.3°F 76.7°F
Nice 78.3°F 77.4°F
Golfe Juan 78.3°F 77.2°F
Antibes 78.2°F 77.3°F
Juan les Pins 78.2°F 77.3°F
Sainte Maxime 78.2°F 76.4°F
Saint-Tropez 78.1°F 76.4°F
Saint Laurent du Var 78.0°F 77.2°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 27.1 °F
December 29.5 °F
February 30.0 °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
SE 2 mph
Feels like: +18°F
Precip.: 100%
Places in France:
Name
°F
+48°F
+50°F
+50°F
+45°F
+46°F
+52°F
+46°F
+50°F
+46°F
+45°F
+37°F
+45°F
+46°F
+43°F
+45°F
24 Hours Forecast
Chamonix
Local time: 05:50
December 05, friday
0600
21°F
SE
2 mph
0900
21°F
SW
1 mph
1200
27°F
SE
4 mph
1500
27°F
SE
3 mph
1800
21°F
N
1 mph
2100
16°F
NW
6 mph
December 06, saturday
0000
21°F
N
5 mph
0300
23°F
N
6 mph
Units of measurement: °C / °F