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Chamonix Snow Forecast - 26th June 2025

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 26 June.

Updated 26 June 2025 16:38 NZST.

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 22℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 22℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Thu
26

up to 1cm New Snow

StormCloudCloudMixed

Thunderstorms, cloudy, clear spells later.

Snow Line from 3,829m to 3,769m, with rain below.

Chamonix is reporting “Spring Snow(High)” with very light 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

Get this snow forecast by e-mail

Summary Weather and Snow Forecast for Chamonix from OpenMeteo
Thu
26
Fri
27
Sat
28
Sun
29
Mon
30
Tue
01
Wed
02
Wind
3,840m
4℃
Cloud
+1cm
6℃
Mixed
7℃
Mixed
8℃
Fair
6℃
Cloud
15℃
Mixed
16℃
Clear
SW F3
2,435m
12℃
Cloud
14℃
Mixed
20℃
Mixed
21℃
Lt Rain
18℃
Lt Rain
24℃
Mixed
25℃
Clear
1,030m
22℃
Cloud
25℃
Mixed
27℃
Fair
28℃
Clear
26℃
Cloud
28℃
Mixed
29℃
Clear
Snow Line

varying 3,829m
to 3,769m

Max Town22℃25℃27℃28℃26℃28℃29℃
Min Town17℃15℃16℃20℃20℃19℃18℃

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 22℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 22℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Thu
26

up to 1cm New Snow

StormCloudCloudMixed

Thunderstorms, cloudy, clear spells later.

Snow Line from 3,829m to 3,769m, with rain below.

Max 25℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 25℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Fri
27

Snow unlikely

FairCloudMixedFair

Fair first, cloudy then clear spells, fair later.

Max 27℃
Min 16℃

Valley temperatures from an overnight low of 16℃ to daytime highs around 27℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Sat
28

Snow unlikely

ClearFairFairFair

Clear sky early, then fair later.

Max 28℃
Min 20℃

Valley temperatures from an overnight low of 20℃ to daytime highs around 28℃

Temperature at BaseTemp at Base

Sun
29

Snow unlikely

ClearClearLt RainClear

Clear sky, light rain showers, clear sky later.

Max 26℃
Min 20℃

Valley temperatures from an overnight low of 20℃ to daytime highs around 26℃

Temperature at BaseTemp at Base

Mon
30

Snow unlikely

ClearMixedCloudCloud

Clear sky, clear spells, cloudy later.

Max 28℃
Min 19℃

Valley temperatures from an overnight low of 19℃ to daytime highs around 28℃

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

Lt RainMixedMixedClear

Light rain showers, clear spells, clear sky later.

Max 29℃
Min 18℃

Valley temperatures from an overnight low of 18℃ to daytime highs around 29℃

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

ClearClearCloudLt Rain

Clear sky, cloudy, light rain showers later.

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 16:38 NZST, next update expected imminently.

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.