J2Ski USA J2Ski logo
Facebook

Chamonix Snow Forecast - 20th June 2025

J2Ski - Sign In

Chamonix Snow Report and Forecast

Snow Forecast for Chamonix

When will there be fresh snow?

This is the Snow Forecast for Chamonix, France for 15 days from 20 June.

Updated 19 June 2025 13:30 PDT.

Chamonix Snow Forecast Highlights
Next Snow?
There is no snow currently in the forecast for Chamonix.
Find a Ski Instructor

  Book Lessons Maison Sport

Free Snow Reports by e-Mail  Sign Up for Powder Alerts

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 82°F
Min 60°F

Valley temperatures from an overnight low of 60°F to daytime highs around 82°F
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Fri
20

Snow unlikely

ClearClearShwrsCloud

Clear sky, rain showers, cloudy later.

Chamonix is reporting “Spring Snow(High)” with no new snow forecast in the next 48 hours.

Chamonix Snow Report

Chamonix Snow Depths and Conditions.
Upper Snow Depths94in
Snow ConditionsSpring Snow High

Chamonix 7-Day Snow Forecast Overview

Get this snow forecast by e-mail Join J2Ski's Snow Mail Here

 NEW FOR 24/25 - Improved Forecasts for Chamonix - high-resolution weather models, updated more often -  Subscribe

Summary Weather and Snow Forecast for Chamonix from OpenMeteo
Fri
20
Sat
21
Sun
22
Mon
23
Tue
24
Wed
25
Thu
26
Wind
12,598ft
48°F
Fair
48°F
Clear
44°F
Fair
38°F
Lt Snow Shwrs
52°F
Clear
60°F
Clear
51°F
Storm
W F2W F2
7,989ft
61°F
Fair
62°F
Clear
68°F
Mixed
62°F
Cloud
69°F
Clear
76°F
Clear
67°F
Storm
3,379ft
82°F
Lt Rain
82°F
Fair
81°F
Mixed
72°F
Cloud
76°F
Clear
83°F
Clear
74°F
Storm
Snow Line

varying 12,595ft
to 12,530ft

Max Town82°F82°F81°F72°F76°F83°F74°F
Min Town60°F62°F64°F64°F61°F59°F62°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 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 82°F
Min 60°F

Valley temperatures from an overnight low of 60°F to daytime highs around 82°F
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Fri
20

Snow unlikely

ClearClearShwrsCloud

Clear sky, rain showers, cloudy later.

Max 82°F
Min 62°F

Valley temperatures from an overnight low of 62°F to daytime highs around 82°F

Temperature at BaseTemp at Base

Sat
21

Snow unlikely

ClearClearMixedClear

Clear sky, clear spells, clear sky later.

Max 81°F
Min 64°F

Valley temperatures from an overnight low of 64°F to daytime highs around 81°F
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Sun
22

Snow unlikely

MixedFairMixedCloud

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

Max 72°F
Min 64°F

Valley temperatures from an overnight low of 64°F to daytime highs around 72°F
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Mon
23

New Snow

CloudShwrsCloudMixed

Cloudy first, rain showers then cloudy, clear spells later.

Snow Line from 12,595ft to 12,530ft, with rain below.

Max 76°F
Min 61°F

Valley temperatures from an overnight low of 61°F to daytime highs around 76°F
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

Tue
24

Snow unlikely

MixedFairClearClear

Clear spells, fair, clear sky later.

Max 83°F
Min 59°F

Valley temperatures from an overnight low of 59°F to daytime highs around 83°F

Temperature at BaseTemp at Base

Wed
25

Snow unlikely

ClearClearClearClear

Clear sky.

Max 74°F
Min 62°F

Valley temperatures from an overnight low of 62°F to daytime highs around 74°F

Temperature at BaseTemp at Base

Thu
26

Snow unlikely

CloudMixedStormCloud

Cloudy first, clear spells then thunderstorms, cloudy 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 trail 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 13:30 PDT, next update expected imminently.

Snow Forecast near Chamonix

Snow Forecasts for Ski Resorts near Chamonix
Snow Report and Forecast 48 HrFriSatSunMonTueWedThu 7 Day
Chamonix Sud-1in

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.