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 15 April.
Updated 15 April 2025 18:35 NZST.
| Next Snow Expected | 16 April |
|---|---|
| Next Snow Amount | 13cm |
| Next 48 Hours | 86cm |
| Next 7 Days | 95cm |
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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 16℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
15
Snow unlikely
Cloudy, clear spells, cloudy later.
Powder Alert!
Updated 15 April 2025 18:38 NZST
Powder Possible :- 50cm of Fresh Snow is forecast for Chamonix over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail.
Chamonix is reporting "Hard(High), Spring Snow(Low)".
Chamonix Snow Report
| Upper Snow Depths | 180cm |
|---|---|
| Snow Conditions | Hard High Spring Snow Low |
| 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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| Tue 15 | Wed 16 | Thu 17 | Fri 18 | Sat 19 | Sun 20 | Mon 21 | |
|---|---|---|---|---|---|---|---|
| Wind | SE F3 | ||||||
| 3,840m | -2℃
| -6℃
 +38cm
| -12℃
 +48cm
| -9℃
 +1cm
| -6℃
| -9℃
+3cm
| -4℃
+4cm
|
| E F2 | SE F2 | SE F3 | |||||
| 2,435m | 4℃
| 2℃
+13cm
| 1℃
+37cm
| 5℃
+1cm
| 8℃
| 3℃
+3cm
| 5℃
|
| 1,030m | 16℃
| 10℃
 | 6℃
 +1cm
| 10℃
| 15℃
| 15℃
| 15℃
|
| Snow Line | varying 2,509m | varying 2,609m | varying 1,829m | varying 1,419m | varying 2,369m | varying 2,489m | |
| Max Town | 16℃ | 10℃ | 6℃ | 10℃ | 15℃ | 15℃ | 15℃ |
| Min Town | 9℃ | 1℃ | 1℃ | 3℃ | 8℃ | 8℃ | 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 16℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
15
Snow unlikely
Cloudy, clear spells, cloudy later.
Max 10℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 10℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
16
up to 38cm New Snow
Light rain showers early, then rain later.
Snow Line from 2,609m to 1,679m, with rain below.
Max 6℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 6℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
17
1cm to 48cm New Snow
Snow showers, snow at altitude, light snow at altitude later.
Snow Line from 1,829m to resort level.
Max 10℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 10℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
18
up to 1cm New Snow
Light snow at altitude first, clear spells then fair, clear sky later.
Snow Line from 1,419m to 1,389m, with rain below.
Max 15℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 15℃
Temperature at BaseTemp at Base
Sat
19
Snow unlikely
Fair early, then cloudy later.
Max 15℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 15℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
20
up to 3cm New Snow
Cloudy early, then light rain later.
Snow Line from 2,369m to 2,029m, with rain below.
Max 15℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 15℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
21
up to 4cm New Snow
Fog first, cloudy then light rain showers, drizzle later.
Snow Line from 2,489m to 1,999m, 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 18:35 NZST, next update expected 21:00 NZST.
Snow Forecast near Chamonix
| Snow Report and Forecast | 48 Hr | Tue | Wed | Thu | Fri | Sat | Sun | Mon | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Sainte-Foy Tarentaise | 69cm | 81cm | |||||||
| Chamonix Sud | 65cm | 76cm | |||||||
| Argentière | 64cm | 74cm | |||||||
| Ski Pass Mont Blanc | 55cm | 72cm | |||||||
| La Rosière | 52cm | 57cm | |||||||
| Flaine | 45cm | 50cm | |||||||
| Les Contamines | 43cm | 50cm | |||||||
| Le Tour | 47cm | 47cm |
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.