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Chamonix Sud Snow Forecast - 6th May 2025

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Chamonix Sud Snow Report and Forecast

Snow Forecast for Chamonix Sud

When will there be fresh snow?

This is the Snow Forecast for Chamonix Sud, France for 16 days from 6 May.

Updated 06 May 2025 05:34 BST.

Chamonix Sud Snow Forecast Highlights
Next Snow Expected7 May
Next Snow Amount 5cm 2in
Next 48 Hours 15cm 6in
Next 7 Days 25cm 10in
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For Forecast detail, see below.

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

Forecast for today in Chamonix Sud

Max 11℃ 51°F
Min 5℃ 41°F

Valley temperatures from an overnight low of 5℃ 41°F to daytime highs around 11℃ 51°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Tue
06

up to 3cm up to 1in New Snow

FogCloudCloudLt Rain

Fog, cloudy, light rain showers later.

Snow Line from 2,219m 7,280ft to 2,139m 7,018ft , with rain below.

Chamonix (including Chamonix Sud) is reporting “Spring Snow(High)” with 15cm 6in new snow forecast in the next 48 hours.

Chamonix Sud Snow Report

Chamonix Snow Depths and Conditions.
Upper Snow Depths 240cm 94in
Snow ConditionsSpring Snow High
Last Snow 100cm 39in of Snow - 24 April
Avalanche Risk Level
The Avalanche Risk Level in Chamonix was reported as 2 (Moderate) but snow changes rapidly, so ALWAYS take local advice before leaving marked runs.

Chamonix Sud 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Chamonix Sud from OpenMeteo
Tue
06
Wed
07
Thu
08
Fri
09
Sat
10
Sun
11
Mon
12
Wind
3,840m 12,598ft
-7℃ 18°F
Snow
+3cm +1in
-10℃ 15°F
Light Snow
+9cm +4in
-10℃ 14°F
Lt Snow Shwrs
+2cm +1in
-10℃ 13°F
Lt Snow Shwrs
+2cm +1in
-6℃ 22°F
Cloud
-1℃ 30°F
Cloud
+1cm +1in
-1℃ 30°F
Snow
+6cm +3in
2,440m 8,005ft
0℃ 32°F
Fog
+1cm
-1℃ 29°F
Light Snow
+5cm +2in
3℃ 37°F
Lt Snow Shwrs
+2cm +1in
4℃ 38°F
Mixed
8℃ 46°F
Cloud
8℃ 46°F
Cloud
8℃ 47°F
Cloud
1,040m 3,412ft
11℃ 51°F
Cloud
9℃ 48°F
Lt Rain
9℃ 49°F
Cloud
11℃ 51°F
Cloud
15℃ 59°F
Mixed
18℃ 64°F
Lt Rain
18℃ 65°F
Cloud
Snow Line

varying 2,219m 7,280ft
to 2,139m 7,018ft

varying 2,069m 6,788ft
to 1,779m 5,837ft

varying 1,979m 6,493ft
to 1,849m 6,066ft

varying 2,049m 6,722ft
to 1,929m 6,329ft

varying 2,479m 8,133ft
to 2,439m 8,002ft

varying 2,679m 8,789ft
to 2,609m 8,560ft

varying 2,719m 8,921ft
to 2,679m 8,789ft

Max Town 11℃ 51°F 9℃ 48°F 9℃ 49°F 11℃ 51°F 15℃ 59°F 18℃ 64°F 18℃ 65°F
Min Town 5℃ 41°F 6℃ 43°F 6℃ 42°F 6℃ 42°F 7℃ 45°F 8℃ 47°F 10℃ 50°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

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 11℃ 51°F
Min 5℃ 41°F

Valley temperatures from an overnight low of 5℃ 41°F to daytime highs around 11℃ 51°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Tue
06

up to 3cm up to 1in New Snow

FogCloudCloudLt Rain

Fog, cloudy, light rain showers later.

Snow Line from 2,219m 7,280ft to 2,139m 7,018ft , with rain below.

Max 9℃ 48°F
Min 6℃ 43°F

Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 9℃ 48°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Wed
07

up to 9cm up to 4in New Snow

Lt RainLt RainCloudShwrs

Light rain, cloudy, rain showers later.

Snow Line from 2,069m 6,788ft to 1,779m 5,837ft , with rain below.

Max 9℃ 49°F
Min 6℃ 42°F

Valley temperatures from an overnight low of 6℃ 42°F to daytime highs around 9℃ 49°F
Freeze-thaw (spring snow) from mid-mountain up.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Thu
08

up to 2cm up to 1in New Snow

CloudCloudShwrsShwrs

Cloudy early, then rain showers later.

Snow Line from 1,979m 6,493ft to 1,849m 6,066ft , with rain below.

Max 11℃ 51°F
Min 6℃ 42°F

Valley temperatures from an overnight low of 6℃ 42°F to daytime highs around 11℃ 51°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Fri
09

up to 2cm up to 1in New Snow

CloudCloudShwrsMixed

Cloudy, rain showers, clear spells later.

Snow Line from 2,049m 6,722ft to 1,929m 6,329ft , with rain below.

Max 15℃ 59°F
Min 7℃ 45°F

Valley temperatures from an overnight low of 7℃ 45°F to daytime highs around 15℃ 59°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sat
10

Snow unlikely

ClearClearMixedFair

Clear sky, clear spells, fair later.

Max 18℃ 64°F
Min 8℃ 47°F

Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 18℃ 64°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sun
11

up to 1cm up to 1in New Snow

ClearMixedLt RainClear

Clear sky first, clear spells then light rain showers, clear sky later.

Snow Line from 2,679m 8,789ft to 2,609m 8,560ft , with rain below.

Max 18℃ 65°F
Min 10℃ 50°F

Valley temperatures from an overnight low of 10℃ 50°F to daytime highs around 18℃ 65°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Mon
12

up to 6cm up to 3in New Snow

ClearCloudStormMixed

Clear sky first, cloudy then thunderstorms, clear spells later.

Snow Line from 2,719m 8,921ft to 2,679m 8,789ft , with rain below.

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 05:34 BST, next update expected 11:00 BST.

Snow Forecast near Chamonix Sud

Snow Forecasts for Ski Resorts near Chamonix Sud
Snow Report and Forecast 48 HrTueWedThuFriSatSunMon 7 Day
Chamonix 14cm 5in 25cm 10in
Les Arcs 17cm 7in 23cm 9in
La Flégère 11cm 4in 11cm 4in
La Clusaz 8cm 3in 9cm 4in
Flaine 6cm 2in 6cm 3in
Avoriaz 5cm 2in 5cm 2in
Morzine 5cm 2in 5cm 2in
Les Gets 2cm 1in 2cm 1in

Understanding and predicting Snow Conditions in Chamonix Sud

Here are our tips for making the most of a trip to Chamonix Sud, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Chamonix Sud, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Chamonix Sud is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Chamonix Sud will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Chamonix Sud for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.