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Chamonix 7-Day Snow Forecast - 12th September 2026

Chamonix Snow Forecast - 7 day

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Updated 12 September 2026 18:22 IST

7-Day Snow Forecast for Chamonix

1-week from 12 September.

For Forecast detail, see below.

Chamonix 7-Day 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?
There is no snow currently in the forecast for Chamonix.
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7-Day Snow Outlook for Chamonix

 
Snowfall

 
Snow Line

Max 24℃
Min 7℃

8cm New Snow

Snow Line from 3,353m to 2,645m, with rain below.

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Chamonix Medium-Range (7-Day) Snow Forecast Detail

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.

Max 20℃
Min 7℃

Valley temperatures from an overnight low of 7℃ to daytime highs around 20℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sat
12

Snow unlikely

FairClearClearMixed

Fair, clear sky, clear spells later.

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

Max 21℃
Min 8℃

Valley temperatures from an overnight low of 8℃ to daytime highs around 21℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sun
13

Snow unlikely

FairClearCloudClear

Fair first, clear sky then cloudy, clear sky later.

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

Max 23℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 23℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Mon
14

Snow unlikely

MixedMixedMixedClear

Clear spells early, then clear sky later.

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

Max 24℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 24℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
15

Snow unlikely

FairClearFairClear

Fair first, clear sky then fair, clear sky later.

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

Max 20℃
Min 12℃

Valley temperatures from an overnight low of 12℃ to daytime highs around 20℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
16

up to 8cm New Snow

MixedMixedShwrsLt Drizzle

Clear spells, rain showers, light drizzle later.

Snow Line from 3,353m to 2,645m, with rain below.

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

Max 17℃
Min 10℃

Valley temperatures from an overnight low of 10℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Thu
17

Snow unlikely

FairCloudMixedFair

Fair first, cloudy then clear spells, fair later.

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

Max 17℃
Min 7℃

Valley temperatures from an overnight low of 7℃ to daytime highs around 17℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Fri
18

Snow unlikely

MixedMixedFairFair

Clear spells early, then fair later.

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

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 18:22 IST, next update expected 20:30 IST.

Snow Forecast near Chamonix

Snow Forecasts for Ski Resorts near Chamonix
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Ski Pass Mont Blanc-14cm
Chamonix Sud-8cm
Argentière-4cm

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.