Les Bossons Snow Report and Forecast
Snow Forecast for Les Bossons
When will there be fresh snow?
This is the Snow Forecast for Les Bossons, France for 16 days from 20 June.
Updated 20 June 2025 03:38 PDT.
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Les Bossons. | |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Les Bossons.
Forecast for today in Les Bossons
Max 83°F
Min 59°F
Valley temperatures from an overnight low of 59°F to daytime highs around 83°F
Temperature at BaseTemp at Base
Fri
20
Snow unlikely
Clear sky, fair, clear sky later.
Chamonix (2 miles from Les Bossons) is reporting “Spring Snow(High)” with no new snow forecast in the next 48 hours.
Les Bossons Snow Report
Snow report from Chamonix (2 miles from Les Bossons)
| Upper Snow Depths | 94in |
|---|---|
| Snow Conditions | Spring Snow High |
Les Bossons 7-Day Snow Forecast Overview
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| Fri 20 | Sat 21 | Sun 22 | Mon 23 | Tue 24 | Wed 25 | Thu 26 | |
|---|---|---|---|---|---|---|---|
| Wind | |||||||
| 4,626ft | 78°F
| 78°F
 | 76°F
| 69°F
| 72°F
| 80°F
| 70°F
 |
| 3,986ft | 80°F
| 81°F
| 79°F
| 72°F
| 75°F
| 83°F
| 73°F
|
| 3,346ft | 83°F
| 83°F
| 81°F
| 74°F
| 77°F
| 85°F
| 75°F
|
| Snow Line | |||||||
| Max Town | 83°F | 83°F | 81°F | 74°F | 77°F | 85°F | 75°F |
| Min Town | 59°F | 60°F | 62°F | 61°F | 60°F | 59°F | 61°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.
Les Bossons 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 83°F
Min 59°F
Valley temperatures from an overnight low of 59°F to daytime highs around 83°F
Temperature at BaseTemp at Base
Fri
20
Snow unlikely
Clear sky, fair, clear sky later.
Max 83°F
Min 60°F
Valley temperatures from an overnight low of 60°F to daytime highs around 83°F
Temperature at BaseTemp at Base
Sat
21
Snow unlikely
Clear sky, fair, clear sky later.
Max 81°F
Min 62°F
Valley temperatures from an overnight low of 62°F to daytime highs around 81°F
Temperature at BaseTemp at Base
Sun
22
Snow unlikely
Clear sky early, then cloudy later.
Max 74°F
Min 61°F
Valley temperatures from an overnight low of 61°F to daytime highs around 74°F
Temperature at BaseTemp at Base
Mon
23
Snow unlikely
Light rain showers early, then fair later.
Max 77°F
Min 60°F
Valley temperatures from an overnight low of 60°F to daytime highs around 77°F
Temperature at BaseTemp at Base
Tue
24
Snow unlikely
Cloudy, fair, clear sky later.
Max 85°F
Min 59°F
Valley temperatures from an overnight low of 59°F to daytime highs around 85°F
Temperature at BaseTemp at Base
Wed
25
Snow unlikely
Clear sky early, then fair later.
Max 75°F
Min 61°F
Valley temperatures from an overnight low of 61°F to daytime highs around 75°F
Temperature at BaseTemp at Base
Thu
26
Snow unlikely
Clear spells, thunderstorms, fog later.
No significant snowfall is forecast for this period.
This Snow Forecast for Les Bossons, 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 Les Bossons, 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.
Les Bossons Snow Forecast updated at 03:38 PDT, next update expected 09:00 PDT.
Snow Forecast near Les Bossons
| Snow Report and Forecast | 48 Hr | Fri | Sat | Sun | Mon | Tue | Wed | Thu | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix | - | 2in |
Understanding and predicting Snow Conditions in Les Bossons
Here are our tips for making the most of a trip to Les Bossons, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Les Bossons, 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 Les Bossons 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 Les Bossons 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 Les Bossons 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.