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 20 January.
Updated 20 January 2025 10:34 PST.
| Next Snow Expected | 23 January |
|---|---|
| Next Snow Amount | 5in |
| Next 48 Hours | 1in |
| Next 7 Days | 7in |
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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
Temperature at BaseTemp at Base
Mon
20
Snow unlikely
Cloudy first, fair then cloudy, fair later.
Chamonix is reporting “Soft Snow” with 1in new snow forecast in the next 48 hours.
Chamonix Snow Report
| Upper Snow Depths | 96in |
|---|---|
| Lower Snow Depths | 4in |
| Snow Conditions | Soft Snow |
| Last Snow | |
| 8in of Snow - 11 January | |
| Avalanche Risk Level | |
| The Avalanche Risk Level in Chamonix was reported as 3 (Considerable) but snow changes rapidly, so ALWAYS take local advice before leaving marked runs. | |
Chamonix 7-Day Snow Forecast Overview
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| Mon 20 | Tue 21 | Wed 22 | Thu 23 | Fri 24 | Sat 25 | Sun 26 | |
|---|---|---|---|---|---|---|---|
| Wind | NE F3 | SE F2 | |||||
| 12,598ft | 11°F
| 10°F
 | 13°F
+1in
| 9°F
 +6in
| 17°F
| 17°F
| 8°F
 |
| SW F2 | SW F2 | SE F2 | |||||
| 7,989ft | 26°F
| 25°F
| 33°F
| 32°F
+5in
| 38°F
| 39°F
| 24°F
|
| SE F3 | |||||||
| 3,379ft | 45°F
| 42°F
| 46°F
| 45°F
 | 52°F
| 56°F
| 51°F
|
| Snow Line | varying 7,444ft | varying 6,755ft | |||||
| Max Town | 45°F | 42°F | 46°F | 45°F | 52°F | 56°F | 51°F |
| Min Town | 31°F | 28°F | 33°F | 36°F | 37°F | 41°F | 43°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.
Temperature at BaseTemp at Base
Mon
20
Snow unlikely
Cloudy first, fair then cloudy, fair later.
Temperature at BaseTemp at Base
Tue
21
Snow unlikely
Fair, clear sky, cloudy later.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
22
up to 1in New Snow
Cloudy, rain showers, cloudy later.
Snow Line from 7,444ft to 6,165ft, with rain below.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
23
up to 6in New Snow
Rain showers first, snow at altitude then light snow showers at altitude, fair later.
Snow Line from 6,755ft to 4,557ft, with rain below.
Temperature at BaseTemp at Base
Fri
24
Snow unlikely
Clear sky, clear spells, cloudy later.
Temperature at BaseTemp at Base
Sat
25
Snow unlikely
Clear spells early, then clear sky later.
Temperature at BaseTemp at Base
Sun
26
Snow unlikely
Clear sky first, cloudy then clear spells, fair 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 10:34 PST, next update expected imminently.
Snow Forecast near Chamonix
| Snow Report and Forecast | 48 Hr | Mon | Tue | Wed | Thu | Fri | Sat | Sun | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Ski Pass Mont Blanc | - | 23in | |||||||
| La Clusaz | 1in | 15in | |||||||
| Argentière | - | 7in | |||||||
| Le Tour | 1in | 7in | |||||||
| Avoriaz | - | 6in | |||||||
| Chamonix Sud | - | 6in | |||||||
| La Flégère | 1in | 6in | |||||||
| St Gervais Mont-Blanc | - | 6in |
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.