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Chamonix Snow Forecast - 48 hour - 20th March 2026

Chamonix 48-Hour Snow Forecast

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ECMWF IFS
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Updated 21 March 2026 01:47 NZDT

Avalanche Risk

2Avalanche Risk Level 2

Moderate

The overall Avalanche Risk Level in Chamonix was reported as Moderate (Level 2): ALWAYS check local advice before leaving marked runs.

2-Day Forecast for Chamonix

48-hours from 20 March.

See below for forecast detail

Chamonix Snow Forecast updated at 01:47 NZDT, next update expected imminently.

Forecast for today in Chamonix

Max 9℃
Min -3℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 9℃

Temperature at BaseTemp at Base

Fri
20

Snow unlikely

ClearClearCloudCloud

Clear sky early, then cloudy later.

Forecast times for Chamonix are in Paris (Europe/Paris) time zone.

Forecast for tomorrow in Chamonix

Max 8℃
Min -3℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 8℃

Temperature at BaseTemp at Base

Sat
21

Snow unlikely

MixedClearCloudCloud

Clear spells, clear sky, cloudy later.

Forecast times for Chamonix are in Paris (Europe/Paris) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Chamonix from OpenMeteo(ECMWF IFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Fri01:00Clear

Clear sky.-1℃S
Calm
0%
Fri02:00Clear

Clear sky.-2℃S
Calm
0%
Fri03:00Clear

Clear sky.-2℃S
Calm
0%
Fri04:00Clear

Clear sky.-2℃S
Calm
0%
Fri05:00Clear

Clear sky.-2℃S
Calm
0%
Fri06:00Clear

Clear sky.-3℃S
Calm
0%
Fri07:00Clear

Clear sky.-3℃S
Calm
0%
Fri08:00Clear

Clear sky.-1℃S
Calm
0%
Fri09:00Clear

Clear sky.4℃S
Calm
0%
Fri10:00Fair

Fair.6℃S
Light
0%
Fri11:00Clear

Fair at altitude.
Clear below.
7℃S
Light
0%
Fri12:00Clear

Clear sky.7℃S
Light
0%
Fri13:00Fair

Fair.8℃S
Light
0%
Fri14:00Mixed

Fair at altitude.
Mixed below.
8℃S
Light
0%
Fri15:00Cloud

Fair at altitude.
Cloud below.
9℃S
Light
0%
Fri16:00Cloud

Fair at altitude.
Cloud below.
8℃S
Light
0%
Fri17:00Cloud

Cloudy.7℃S
Light
0%
Fri18:00Fair

Fair.6℃S
Calm
0%
Fri19:00Fair

Fair.4℃S
Calm
0%
Fri20:00Fair

Clear spells at altitude.
Fair below.
3℃S
Light
0%
Fri21:00Cloud

Cloudy.3℃S
Light
0%
Fri22:00Mixed

Cloudy at altitude.
Mixed below.
1℃S
Light
0%
Fri23:00Cloud

Cloudy.0℃S
Light
0%
Sat00:00Cloud

Cloudy.-1℃S
Calm
0%
Sat01:00Mixed

Cloudy at altitude.
Mixed below.
-2℃S
Calm
0%
Sat02:00Mixed

Clear spells.-2℃S
Calm
0%
Sat03:00Mixed

Clear spells.-2℃S
Calm
0%
Sat04:00Fair

Clear sky at altitude.
Fair below.
-2℃S
Calm
0%
Sat05:00Clear

Clear sky.-2℃S
Calm
0%
Sat06:00Clear

Clear sky.-3℃S
Calm
0%
Sat07:00Clear

Clear sky.-3℃S
Light
0%
Sat08:00Clear

Fair at altitude.
Clear below.
-1℃S
Calm
0%
Sat09:00Clear

Clear sky.4℃S
Calm
0%
Sat10:00Clear

Clear sky.5℃S
Light
0%
Sat11:00Clear

Clear sky.6℃S
Light
0%
Sat12:00Mixed

Clear sky at altitude.
Mixed below.
7℃S
Light
0%
Sat13:00Cloud

Fair at altitude.
Cloud below.
8℃S
Light
0%
Sat14:00Cloud

Cloudy.8℃S
Light
0%
Sat15:00Cloud

Cloudy.7℃S
Light
0%
Sat16:00Mixed

Clear spells.7℃S
Light
0%
Sat17:00Mixed

Clear spells.7℃S
Light
0%
Sat18:00Clear

Clear spells.6℃S
Light
5%
Sat19:00Clear

Clear spells.4℃S
Calm
5%
Sat20:00Clear

Cloudy at altitude.
Clear below.
4℃S
Calm
5%
Sat21:00Mixed

Cloudy at altitude.
Mixed below.
3℃S
Calm
0%
Sat22:00Cloud

Cloudy.2℃S
Calm
0%
Sat23:00Cloud

Cloudy.2℃S
Calm
0%
Sun00:00Cloud

Cloudy.1℃SE
Calm
0%

Snow Forecast near Chamonix

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Chamonix
Ski Area 48 Hr 7 DayFrSaSuMoTuWeTh
Le Tour3cm 31cm
Argentière3cm 29cm
La Flégère4cm 29cm
Chamonix Sud8cm 28cm
Combloux8cm 28cm
Passy Plaine Joux7cm 28cm
Ski Pass Mont Blanc10cm 28cm
Flaine6cm 27cm
Avoriaz5cm 26cm
Les Gets4cm 26cm

Chamonix Snow

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

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.

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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