Weather in Chamonix
Updated daily by a forecaster from Météo France in Chamonix, find out what the weather forecast is for the next few days in the Chamonix-Mont-Blanc valley.
Real-time weather observations for the Chamonix Valley
Météo France automatic stations
Chamonix - 1042m
23°C
Gusts 21km/h
1cm snowdepth
Update today 16:10
Le Tour - 1500m
19°C
Gusts 22km/h
0 snowdepth
Update today 16:10
Aiguilles Rouges - 2365m
12°C
Gusts 25km/h
Update today 16:10
Le Couvercle - 2758m
8°C
Gusts 15km/h
0 snowdepth
Update today 16:10
Aiguille du Midi - 3845m
4°C
Gusts 12km/h
Update today 16:10
Weather for Saturday 19 September
Morning : Fine. Hazy sky at high altitude.
Afternoon : Fine. Mild atmosphere. Some clouds in mid-mountain.
Night : Clear sky. Hazy sky at high altitude.
Afternoon : Fine. Mild atmosphere. Some clouds in mid-mountain.
Night : Clear sky. Hazy sky at high altitude.
Saturday morning
1000m
6°C
0km/h
0cm
2000m
6°C
5km/h SW
0cm
4000m
-5°C
15km/h NW
0cm
Saturday afternoon
1000m
23°C
10km/h SW
0cm
2000m
14°C
10km/h SW
0cm
4000m
-3°C
15km/h NW
0cm
Saturday night
1000m
8°C
0km/h
0cm
2000m
9°C
5km/h NE
0cm
4000m
-2°C
20km/h N
0cm
Weather for Sunday 20 September
Morning : Fine.
Afternoon : Fine. Warm atmosphere.
Night : Clear sky.
Afternoon : Fine. Warm atmosphere.
Night : Clear sky.
Sunday morning
1000m
6°C
5km/h
0cm
2000m
11°C
5km/h NE
0cm
4000m
-1°C
25km/h N
0cm
Sunday afternoon
1000m
25°C
15km/h SW
0cm
2000m
16°C
5km/h SW
0cm
4000m
0°C
40km/h NW
0cm
Sunday night
1000m
7°C
5km/h
0cm
2000m
9°C
10km/h NE
0cm
4000m
0°C
40km/h NW
0cm
Forecast for the next few days
Mon. 21 Sep
Morning
7°C
Afternoon
25°C
Night
10°C
Tue. 22 Sep
Morning
8°C
Afternoon
26°C
Night
10°C
Wed. 23 Sep
Morning
5°C
Afternoon
25°C
Night
10°C
Thu. 24 Sep
6°C / 22°C
Confidence index :
3/5
3/5
Fri. 25 Sep
5°C / 22°C
Confidence index :
3/5
3/5
Sat. 26 Sep
5°C / 24°C
Confidence index :
3/5
3/5
: French side (Chamonix Valley)
: Italian side (Courmayeur)
: Snowfalls expected
: Rain/snow boundary
© Document Météo France. The sale, rebroadcasting or reproduction of the information contained in this bulletin, in its original format or in the form of derived products, is strictly forbidden without the express, written authorisation of Météo France and the Chamonix Tourist Office. This bulletin is produced and analysed every morning by a Météo France forecaster based in Chamonix.
The Vital Importance of the Weather for Your Stay in the Chamonix Valley
Checking the weather in Chamonix before every outing is essential to ensuring your safety and the success of your mountain activities. Due to the high altitude and proximity to the Mont Blanc massif, weather conditions can change rapidly: bright sunshine can give way to a violent thunderstorm or freezing fog in just a few minutes. Checking the forecast in advance not only helps you choose the right gear (technical clothing, sun protection, or crampons), but also allows you to assess specific risks such as avalanches, rockfalls, or hidden crevasses. Whether you’re skiing, mountaineering, or hiking, carefully reviewing this Météo France bulletin or the “La Chamoniarde” conditions will ensure you adapt your route to actual conditions, thereby avoiding putting yourself in danger in an environment where nature remains in control.
