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 25 May.
Updated 25 May 2025 14:02 IST.
| 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 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
25
up to 1cm New Snow
Cloudy, clear spells, rain showers later.
Snow Line from 2,709m to 2,549m, with rain below.
Chamonix is reporting “Spring Snow(High)” with 2cm new snow forecast in the next 48 hours.
Chamonix Snow Report
| Upper Snow Depths | 240cm |
|---|---|
| Snow Conditions | Spring Snow High |
Chamonix 7-Day Snow Forecast Overview
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| Sun 25 | Mon 26 | Tue 27 | Wed 28 | Thu 29 | Fri 30 | Sat 31 | |
|---|---|---|---|---|---|---|---|
| Wind | |||||||
| 3,840m | 0℃
 +1cm
| -2℃
| -4℃
 | -2℃
+1cm
| -3℃
| 5℃
| 4℃
|
| W F2 | NW F2 | NW F2 | |||||
| 2,435m | 5℃
| 3℃
| 9℃
| 11℃
| 11℃
| 14℃
| 13℃
|
| 1,030m | 18℃
| 16℃
| 16℃
| 18℃
| 18℃
| 23℃
| 23℃
 |
| Snow Line | varying 2,709m | 2,379m | varying 2,839m | 2,599m | |||
| Max Town | 18℃ | 16℃ | 16℃ | 18℃ | 18℃ | 23℃ | 23℃ |
| Min Town | 9℃ | 10℃ | 9℃ | 11℃ | 10℃ | 11℃ | 12℃ |
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 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
25
up to 1cm New Snow
Cloudy, clear spells, rain showers later.
Snow Line from 2,709m to 2,549m, with rain below.
Max 16℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
26
Snow unlikely
Cloudy, clear spells, cloudy later.
Max 16℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Tue
27
Snow unlikely
Fair, cloudy, clear spells later.
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 1cm New Snow
Cloudy.
Snow Line from 2,839m to 2,629m, with rain below.
Max 18℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
29
Snow unlikely
Clear spells first, cloudy then clear spells, fair later.
Max 23℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 23℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Fri
30
Snow unlikely
Clear sky, clear spells, clear sky later.
Max 23℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 23℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sat
31
Snow unlikely
Clear sky, fair, 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 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 14:02 IST, next update expected imminently.
Snow Forecast near Chamonix
| Snow Report and Forecast | 48 Hr | Sun | Mon | Tue | Wed | Thu | Fri | Sat | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix Sud | 6cm | 7cm | |||||||
| Ski Pass Mont Blanc | 4cm | 5cm | |||||||
| Argentière | 4cm | 4cm | |||||||
| La Rosière | 1cm | 1cm |
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.