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Chamonix Snow Forecast - 28th May 2025

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Chamonix Snow Report and Forecast

Snow Forecast for Chamonix

When will there be fresh snow?

This is the Snow Forecast for Chamonix, France for 16 days from 28 May.

Updated 29 May 2025 02:37 AEST.

Chamonix Snow Forecast Highlights
Next Snow?
There is no snow currently in the forecast for Chamonix.
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For Forecast detail, see below.

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

Forecast for today in Chamonix

Max 18℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 18℃

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Wed
28

up to 24cm New Snow

CloudCloudShwrsStorm

Cloudy, rain showers, thunderstorms later.

Snow Line from 2,719m to 2,469m, with rain below.

Chamonix is reporting “Spring Snow(High)” with 24cm new snow forecast in the next 48 hours.

Chamonix Snow Report

Chamonix Snow Depths and Conditions.
Upper Snow Depths240cm
Snow ConditionsSpring Snow High

Chamonix 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Chamonix from OpenMeteo
Wed
28
Thu
29
Fri
30
Sat
31
Sun
01
Mon
02
Tue
03
Wind
3,840m
0℃
Snow
+24cm
2℃
Mixed
7℃
Clear
2℃
Cloud
2℃
Snow
+4cm
-1℃
Light Snow
+13cm
3℃
Lt Snow Shwrs
+1cm
W F2W F2
2,435m
6℃
Cloud
8℃
Mixed
15℃
Clear
15℃
Cloud
16℃
Cloud
10℃
Lt Rain
12℃
Lt Rain
1,030m
18℃
Cloud
20℃
Mixed
25℃
Clear
23℃
Cloud
23℃
Cloud
17℃
Lt Rain
23℃
Lt Rain
Snow Line

varying 2,719m
to 2,469m

varying 3,469m
to 3,449m

varying 3,489m
to 3,349m

varying 3,339m
to 3,139m

varying 3,429m
to 3,279m

Max Town18℃20℃25℃23℃23℃17℃23℃
Min Town11℃9℃12℃15℃15℃14℃14℃

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 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 18℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 18℃

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Wed
28

up to 24cm New Snow

CloudCloudShwrsStorm

Cloudy, rain showers, thunderstorms later.

Snow Line from 2,719m to 2,469m, with rain below.

Max 20℃
Min 9℃

Valley temperatures from an overnight low of 9℃ to daytime highs around 20℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Thu
29

Snow unlikely

CloudClearMixedFair

Cloudy first, clear sky then clear spells, fair later.

Max 25℃
Min 12℃

Valley temperatures from an overnight low of 12℃ to daytime highs around 25℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Fri
30

Snow unlikely

MixedClearFairClear

Clear spells first, clear sky then fair, clear sky later.

Max 23℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 23℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sat
31

Snow unlikely

ClearCloudCloudCloud

Clear sky early, then cloudy later.

Max 23℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 23℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sun
01

up to 4cm New Snow

CloudCloudLt RainLt Rain

Cloudy early, then light rain showers later.

Snow Line from 3,489m to 3,349m, with rain below.

Max 17℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Mon
02

up to 13cm New Snow

StormLt RainStormCloud

Thunderstorms first, light rain showers then thunderstorms, cloudy later.

Snow Line from 3,339m to 3,139m, with rain below.

Max 23℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 23℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Tue
03

up to 1cm New Snow

MixedLt RainLt RainMixed

Clear spells, light rain showers, clear spells later.

Snow Line from 3,429m to 3,279m, with rain below.

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 02:37 AEST, next update expected imminently.

Snow Forecast near Chamonix

Snow Forecasts for Ski Resorts near Chamonix
Snow Report and Forecast 48 HrWedThuFriSatSunMonTue 7 Day
Chamonix Sud24cm 48cm
Ski Pass Mont Blanc16cm 33cm
Argentière5cm 5cm
La Rosière3cm 3cm

Understanding and predicting Snow Conditions in Chamonix

Here are our tips for making the most of a trip to Chamonix, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Chamonix, 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 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 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 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.