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 27 May.
Updated 27 May 2025 09:30 PDT.
| 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 59°F
Min 49°F
Valley temperatures from an overnight low of 49°F to daytime highs around 59°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
27
Snow unlikely
Cloudy.
Chamonix is reporting “Spring Snow(High)” with 6in new snow forecast in the next 48 hours.
Chamonix Snow Report
| Upper Snow Depths | 94in |
|---|---|
| Snow Conditions | Spring Snow High |
Chamonix 7-Day Snow Forecast Overview
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| Tue 27 | Wed 28 | Thu 29 | Fri 30 | Sat 31 | Sun 01 | Mon 02 | |
|---|---|---|---|---|---|---|---|
| Wind | |||||||
| 12,598ft | 27°F
| 31°F
 +6in
| 35°F
| 38°F
 | 30°F
+1in
| 35°F
+1in
| 29°F
 +3in
|
| W F2 | |||||||
| 7,989ft | 40°F
| 41°F
| 51°F
 | 62°F
| 54°F
 | 55°F
| 45°F
|
| 3,379ft | 59°F
| 64°F
| 66°F
| 75°F
| 67°F
| 68°F
| 60°F
|
| Snow Line | varying 7,477ft | varying 9,085ft | varying 11,152ft | varying 10,692ft | varying 9,905ft | ||
| Max Town | 59°F | 64°F | 66°F | 75°F | 67°F | 68°F | 60°F |
| Min Town | 49°F | 49°F | 49°F | 55°F | 58°F | 56°F | 54°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 59°F
Min 49°F
Valley temperatures from an overnight low of 49°F to daytime highs around 59°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
27
Snow unlikely
Cloudy.
Max 64°F
Min 49°F
Valley temperatures from an overnight low of 49°F to daytime highs around 64°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
28
up to 6in New Snow
Clear spells, cloudy, light rain showers later.
Snow Line from 9,085ft to 8,461ft, with rain below.
Max 66°F
Min 49°F
Valley temperatures from an overnight low of 49°F to daytime highs around 66°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Thu
29
Snow unlikely
Clear spells, cloudy, clear sky later.
Max 75°F
Min 55°F
Valley temperatures from an overnight low of 55°F to daytime highs around 75°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Fri
30
Snow unlikely
Clear sky.
Max 67°F
Min 58°F
Valley temperatures from an overnight low of 58°F to daytime highs around 67°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
31
up to 1in New Snow
Cloudy, light rain showers, cloudy later.
Snow Line from 11,152ft to 10,922ft, with rain below.
Max 68°F
Min 56°F
Valley temperatures from an overnight low of 56°F to daytime highs around 68°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
01
up to 1in New Snow
Cloudy, rain showers, cloudy later.
Snow Line from 10,692ft to 9,839ft, with rain below.
Max 60°F
Min 54°F
Valley temperatures from an overnight low of 54°F to daytime highs around 60°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
02
up to 3in New Snow
Light rain showers, light rain, rain showers later.
Snow Line from 9,905ft to 9,117ft, 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 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 09:30 PDT, next update expected 12:00 PDT.
Snow Forecast near Chamonix
| Snow Report and Forecast | 48 Hr | Tue | Wed | Thu | Fri | Sat | Sun | Mon | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix Sud | 6in | 10in | |||||||
| Ski Pass Mont Blanc | 4in | 10in | |||||||
| Argentière | 4in | 5in |
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.