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Chamonix Sud Weather Forecast - 7 to 16 days - 21st September 2026

Chamonix Sud Weather

ECMWF IFS
GFS

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Weather Forecast for Chamonix Sud (3,412ft to 12,598ft)

Weather Outlook from 21 September.

Chamonix Sud Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Chamonix Sud Weather Forecast updated at 17:40 PDT, next update expected 23:00 PDT.

Long-range Snow Outlook for Chamonix Sud

 
Snowfall

 
Snow Line

Max 73°F
Min 45°F

Snow unlikely

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Chamonix Sud Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Chamonix Sud from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Mon
21
Cloud

Cloudy.

Max 70°F
Min 49°F
Tue
22
Clear

Clear sky.

Max 71°F
Min 49°F
Wed
23
Clear

Clear sky.

Max 69°F
Min 49°F
Thu
24
Mixed

Clear spells.

Max 68°F
Min 48°F
Fri
25
Fair

Fair.

Max 67°F
Min 45°F
Sat
26
Clear

Clear sky.

Max 72°F
Min 50°F
Sun
27
Fair

Fair.

Max 73°F
Min 51°F

This Snow Forecast for Chamonix Sud, France gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Chamonix Sud, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Chamonix Sud Weather Forecast updated at 17:40 PDT, next update expected 23:00 PDT.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Chamonix Sud.

France Accommodation (Apartments, Chalets, Hotels) Map

 

For more information about this French Ski Resort, See Also Skiing and Snowboarding in Chamonix Sud .

Off-Piste Safety in Chamonix Sud

Before skiing or snowboarding off-piste in Chamonix Sud, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.