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 5 May.
Updated 05 May 2025 12:07 IST.
| Next Snow Expected | 5 May |
|---|---|
| Next Snow Amount | 7cm |
| Next 48 Hours | 30cm |
| Next 7 Days | 58cm |
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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 10℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 10℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
05
up to 7cm New Snow
Light rain early, then light rain showers later.
Snow Line from 2,319m to 1,779m, with rain below.
Chamonix is reporting “Spring Snow(High)” with 30cm new snow forecast in the next 48 hours.
Chamonix Snow Report
| Upper Snow Depths | 240cm |
|---|---|
| Snow Conditions | Spring Snow High |
| Last Snow | |
| 100cm of Snow - 24 April | |
| Avalanche Risk Level | |
| The Avalanche Risk Level in Chamonix was reported as 2 (Moderate) but snow changes rapidly, so ALWAYS take local advice before leaving marked runs. | |
Chamonix 7-Day Snow Forecast Overview
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| Mon 05 | Tue 06 | Wed 07 | Thu 08 | Fri 09 | Sat 10 | Sun 11 | |
|---|---|---|---|---|---|---|---|
| Wind | |||||||
| 3,840m | -8℃
 +7cm
| -7℃
 +10cm
| -11℃
+13cm
| -9℃
 +3cm
| -10℃
 +10cm
| -4℃
+3cm
| -2℃
+10cm
|
| 2,435m | 0℃
+7cm
| 0℃
+3cm
| 2℃
+12cm
| 5℃
+2cm
| 4℃
+3cm
| 5℃
| 7℃
 |
| 1,030m | 10℃
| 11℃
| 8℃
| 11℃
| 11℃
| 15℃
| 17℃
 |
| Snow Line | varying 2,319m | varying 2,159m | varying 2,059m | varying 2,139m | varying 2,159m | varying 2,449m | varying 2,589m |
| Max Town | 10℃ | 11℃ | 8℃ | 11℃ | 11℃ | 15℃ | 17℃ |
| Min Town | 7℃ | 6℃ | 4℃ | 6℃ | 7℃ | 7℃ | 8℃ |
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 10℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 10℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
05
up to 7cm New Snow
Light rain early, then light rain showers later.
Snow Line from 2,319m to 1,779m, with rain below.
Max 11℃
Min 6℃
Valley temperatures from an overnight low of 6℃ to daytime highs around 11℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
06
up to 10cm New Snow
Fog first, cloudy then light rain showers, light rain later.
Snow Line from 2,159m to 2,069m, with rain below.
Max 8℃
Min 4℃
Valley temperatures from an overnight low of 4℃ to daytime highs around 8℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
07
up to 13cm New Snow
Light rain first, light snow at altitude then cloudy, fog later.
Snow Line from 2,059m to 1,519m, with rain below.
Max 11℃
Min 6℃
Valley temperatures from an overnight low of 6℃ to daytime highs around 11℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
08
up to 3cm New Snow
Fog, cloudy, light rain later.
Snow Line from 2,139m to 1,939m, with rain below.
Max 11℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 11℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
09
up to 10cm New Snow
Light rain first, cloudy then light rain, clear sky later.
Snow Line from 2,159m to 1,889m, with rain below.
Max 15℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 15℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
10
up to 3cm New Snow
Fair first, cloudy then light rain showers, fair later.
Snow Line from 2,449m to 2,339m, with rain below.
Max 17℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 17℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
11
up to 10cm New Snow
Clear sky first, clear spells then thunderstorms, light rain later.
Snow Line from 2,589m to 2,499m, 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 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 12:07 IST, next update expected imminently.
Snow Forecast near Chamonix
| Snow Report and Forecast | 48 Hr | Mon | Tue | Wed | Thu | Fri | Sat | Sun | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix Sud | 28cm | 49cm | |||||||
| La Rosière | 32cm | 38cm | |||||||
| Ski Pass Mont Blanc | 23cm | 31cm | |||||||
| Argentière | 13cm | 30cm | |||||||
| La Clusaz | 24cm | 25cm | |||||||
| Flaine | 18cm | 21cm | |||||||
| St Gervais Mont-Blanc | 18cm | 21cm | |||||||
| Sainte-Foy Tarentaise | 14cm | 20cm |
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.