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Chamonix Long-Range Snow Forecast - 12th April 2026

Chamonix Long-Range Snow Forecast Updated today

ECMWF IFS
GFS

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Updated 12 April 2026 06:42 PDT

Long-Range Snow Forecast for Chamonix

Long-range (14 to 45 days) from 12 April.

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 (8,005ft)
Next Snow Expected12 April
Next Snow Amount1in
Next 48 Hours3in
Next 7 Days3in
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Long-range Snow Outlook for Chamonix

 
Snowfall

 
Snow Line

Max 58°F
Min 33°F

4in New Snow

Snow Line from 7,467ft to 4,137ft, 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
Sun
12
Cloud

up to 1in New Snow
Snow showers at altitude, rain showers below.
Snow Line from 7,467ft to 5,702ft, with rain below.

Max 50°F
Min 43°F
Mon
13
Light Snow

up to 2in New Snow
Light snow at altitude, light drizzle below.
Snow Line from 6,358ft to 4,439ft, with rain below.

Max 45°F
Min 38°F
Tue
14
Fair

New Snow
Cloudy at altitude, fair below.
Snow Line from 4,390ft to 4,137ft, with rain below.

Max 50°F
Min 37°F
Wed
15
Clear

Clear sky.

Max 55°F
Min 33°F
Thu
16
Mixed

Clear sky at altitude, clear spells below.

Max 55°F
Min 33°F
Fri
17
Cloud

Clear spells at altitude, cloudy below.

Max 58°F
Min 35°F
Sat
18
Clear

Clear sky.

Max 55°F
Min 40°F

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 Snow Forecast updated at 06:42 PDT, next update expected 09:00 PDT.

Ensemble forecast for Chamonix, France at 3,412ft

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

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Snow Forecast near Chamonix

Snow Forecasts for Ski Resorts near Chamonix
Ski Area 48 Hr 7 DaySuMoTuWeThFrSa
Ski Pass Mont Blanc13in 13in
La Clusaz5in 5in
Morzine5in 5in
Avoriaz5in 5in
Chamonix Sud4in 4in
Argentière3in 3in
Flaine3in 3in
La Flégère3in 3in

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.

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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.