Chamonix Sud Snow Forecast - 7 day
Updated 12 April 2026 14:40 BST
7-Day Snow Forecast for Chamonix Sud
1-week from 12 April.
For Forecast detail, see below.
Avalanche Risk
Moderate
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Chamonix Sud 7-Day Snow Forecast Highlights
When will there be fresh snow in Chamonix Sud?
| Next Snow Expected | 12 April |
|---|---|
| Next Snow Amount | 8cm 3in |
| Next 48 Hours | 12cm 5in |
| Next 7 Days | 12cm 5in |
| Find a Ski Instructor |
7-Day Snow Outlook for Chamonix Sud
Snowfall
Snow Line
Max 15℃ 58°F
Min 0℃ 33°F
10cm 4in New Snow
Snow Line from 2,286m 7,500ft to 1,271m 4,170ft , with rain below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Powder Alert!
Powder Alarm issued 12 April 2026 16:43 BST
Powder Possible :- 12cm 5in of Fresh Snow is forecast for Chamonix Sud over the next 2 days.
Partner Offers
Chamonix Sud 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 10℃ 50°F
Min 6℃ 43°F
Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 10℃ 50°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
12
up to 4cm up to 1in New Snow
Drizzle first, light drizzle then cloudy, light drizzle later.
Snow Line from 2,286m 7,500ft to 1,748m 5,735ft , with rain below.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 7℃ 45°F
Min 4℃ 38°F
Valley temperatures from an overnight low of 4℃ 38°F to daytime highs around 7℃ 45°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
13
up to 5cm up to 2in New Snow
Light snow at altitude, light drizzle, light snow at altitude later.
Snow Line from 1,948m 6,391ft to 1,363m 4,472ft , with rain below.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 10℃ 50°F
Min 3℃ 37°F
Valley temperatures from an overnight low of 3℃ 37°F to daytime highs around 10℃ 50°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
14
up to 1cm New Snow
Cloudy, fair, clear sky later.
Snow Line from 1,348m 4,423ft to 1,271m 4,170ft , with rain below.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 13℃ 55°F
Min 0℃ 33°F
Valley temperatures from an overnight low of 0℃ 33°F to daytime highs around 13℃ 55°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Wed
15
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 13℃ 55°F
Min 1℃ 33°F
Valley temperatures from an overnight low of 1℃ 33°F to daytime highs around 13℃ 55°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Thu
16
Snow unlikely
Clear spells, fair, clear spells later.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 15℃ 58°F
Min 2℃ 35°F
Valley temperatures from an overnight low of 2℃ 35°F to daytime highs around 15℃ 58°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Fri
17
Snow unlikely
Clear sky, fair, cloudy later.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
Max 13℃ 55°F
Min 4℃ 40°F
Valley temperatures from an overnight low of 4℃ 40°F to daytime highs around 13℃ 55°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Sat
18
Snow unlikely
Clear sky, clear spells, cloudy later.
Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.
This Snow Forecast for Chamonix Sud, 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 Sud, 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 Sud Snow Forecast updated at 14:40 BST, next update expected 20:00 BST.
Snow Forecast near Chamonix Sud
Snow Reliability
Chamonix Sud generally sees a snow depth of around 180 cm in winter, with reliable snowfall throughout the season. For the latest snow conditions, including updates on snowmelt and depth, visit J2Ski.