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Chamonix Long-Range Snow Forecast - 3rd October 2026

Chamonix Long-Range Snow Forecast Updated today

ECMWF IFS
GFS

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Updated 03 October 2026 18:19 IST

Long-Range Snow Forecast for Chamonix

Long-range (14 to 45 days) from 3 October.

For Forecast detail, see below.

Chamonix Snow Forecast Highlights

When will there be fresh snow in Chamonix?

Chamonix Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (2,440m)
Next Snow Expected8 October
Next Snow Amount3cm
Next 48 Hours-
Next 7 Days12cm
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Long-range Snow Outlook for Chamonix

 
Snowfall

 
Snow Line

Max 20℃
Min 0℃

23cm New Snow

Snow Line from 3,568m to 1,153m, with rain below.

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Chamonix Long-Range (2 weeks+) Snow Forecast Outlook

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

16 Day Weather and Snow Forecast for Chamonix from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Sat
03
Cloud

up to 1cm New Snow
Light snow at altitude, light drizzle below.
Snow Line from 3,538m to 2,661m, with rain below.

Max 20℃
Min 11℃
Sun
04
Mixed

up to 1cm New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 3,553m to 3,045m, with rain below.

Max 20℃
Min 10℃
Mon
05
Shwrs

Clear sky at altitude, rain showers below.

Max 20℃
Min 10℃
Tue
06
Clear

Light snow showers at altitude, light rain showers below.

Max 20℃
Min 7℃
Wed
07
Cloud

up to 3cm New Snow
Snow showers at altitude, rain showers below.
Snow Line from 3,568m to 2,799m, with rain below.

Max 20℃
Min 8℃
Thu
08
Snow

up to 11cm New Snow
Heavy snow showers at altitude, heavy drizzle below.
Snow Line from 2,753m to 1,276m, with rain below.

Max 13℃
Min 3℃
Fri
09
Cloud

up to 7cm New Snow
Heavy snow showers at altitude, heavy rain showers below.
Snow Line from 1,292m to 1,153m, with rain below.

Max 3℃
Min 0℃

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 piste 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 Snow Forecast updated at 18:19 IST, next update expected imminently.

Ensemble forecast for Chamonix, France at 1,040m

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

Snow Forecast near Chamonix

Snow Forecasts for Ski Resorts near Chamonix
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Ski Pass Mont Blanc5cm 47cm
Argentière1cm 26cm
Chamonix Sud2cm 25cm
Avoriaz-19cm
La Clusaz-18cm
Le Tour-17cm
Morzine-17cm
Les Gets-15cm

Snow Reliability

Chamonix typically enjoys reliable snowfall, with an average snow depth of 80-200 cm throughout the season. For the latest snow conditions, be sure to check J2Ski for up-to-date information.

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.