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

Chamonix Weather

ECMWF IFS
GFS
ICON

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Weather Forecast for Chamonix (3,379ft to 12,598ft)

Weather Outlook from 21 September.

Chamonix Forecast

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

Chamonix Weather Forecast updated at 05:45 PDT, next update expected imminently.

Long-range Snow Outlook for Chamonix

 
Snowfall

 
Snow Line

Max 76°F
Min 47°F

Snow unlikely

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Chamonix Daily Weather Forecast Detail

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

Cloudy.

Max 70°F
Min 50°F
Tue
22
Clear

Clear sky.

Max 71°F
Min 51°F
Wed
23
Clear

Clear sky.

Max 69°F
Min 51°F
Thu
24
Mixed

Clear spells.

Max 70°F
Min 47°F
Fri
25
Cloud

Cloudy.

Max 72°F
Min 48°F
Sat
26
Clear

Clear sky.

Max 74°F
Min 53°F
Sun
27
Clear

Clear sky.

Max 76°F
Min 53°F

No significant snowfall is forecast for this period.

This Snow Forecast for Chamonix, 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, 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 Weather Forecast updated at 05:45 PDT, next update expected imminently.

Current Snow

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

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

Off-Piste Safety in Chamonix

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