World Resorts France Chamonix Weather

Chamonix 7 Days Forecast

27.04
mon
Day
54°F
SE 3 mph
Precip.
0%
Night
41°F
N 4 mph
Precip.
0%
28.04
tue
Day
48°F
SW 1 mph
Precip.
63%
Night
41°F
W 2 mph
Precip.
68%
29.04
wed
Day
50°F
S 4 mph
Precip.
100%
Night
43°F
N 2 mph
Precip.
74%
30.04
thu
Day
48°F
NW 3 mph
Precip.
100%
Night
41°F
NW 3 mph
Precip.
0%
01.05
fri
Day
50°F
S 4 mph
Precip.
84%
Night
43°F
NE 2 mph
Precip.
100%
02.05
sat
Day
48°F
SE 4 mph
Precip.
100%
Night
43°F
N 2 mph
Precip.
68%
03.05
sun
Day
52°F
E 4 mph
Precip.
100%
Night
43°F
N 3 mph
Precip.
52%

Sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 52.0°F. The highest and lowest sea temperatures during the month were 56.1°F and 46.0°F.

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 59.0°F. The highest and lowest sea temperatures during the month were 63.7°F and 57.2°F.

Air temperature in Chamonix, °F

Precipitation total in Chamonix, in.

* Charts above show average data for the last 3 years.

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
+39°F
N 2 mph
Feels like: +37°F
Precip.: 0%
Places in France:
Name
°F
+59°F
+55°F
+57°F
+57°F
+52°F
+61°F
+61°F
+61°F
+57°F
+54°F
+61°F
+54°F
+59°F
+55°F
+54°F
24 Hours Forecast
Chamonix
Local time: 02:53
April 27, monday
0300
39°F
N
2 mph
0600
37°F
NW
3 mph
0900
46°F
E
1 mph
1200
54°F
SE
3 mph
1500
55°F
SE
5 mph
1800
54°F
SE
6 mph
2100
45°F
SE
2 mph
April 28, tuesday
0000
41°F
N
4 mph
Units of measurement: °C / °F