Les Bossons 48-Hour Snow Forecast
Updated 21 March 2026 01:41 NZDT
Avalanche Risk
Moderate
The overall Avalanche Risk Level in Chamonix was reported as Moderate (Level 2): ALWAYS check local advice before leaving marked runs.
2-Day Forecast for Les Bossons
48-hours from 20 March.
See below for forecast detail
Les Bossons Snow Forecast updated at 01:41 NZDT, next update expected 07:00 NZDT.
Forecast for today in Les Bossons
Max 9℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 9℃
Temperature at BaseTemp at Base
Fri
20
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Les Bossons are in Paris (Europe/Paris) time zone.
Forecast for tomorrow in Les Bossons
Max 8℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 8℃
Temperature at BaseTemp at Base
Sat
21
Snow unlikely
Clear spells, clear sky, cloudy later.
Forecast times for Les Bossons are in Paris (Europe/Paris) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Fri | 01:00 | | Clear sky. | -1℃ | S Calm | 0% | |
| Fri | 02:00 | | Clear sky. | -2℃ | S Light | 0% | |
| Fri | 03:00 | | Clear sky. | -2℃ | S Light | 0% | |
| Fri | 04:00 | | Clear sky. | -2℃ | S Light | 0% | |
| Fri | 05:00 | | Clear sky. | -2℃ | S Light | 0% | |
| Fri | 06:00 | | Clear sky. | -3℃ | S Light | 0% | |
| Fri | 07:00 | | Clear sky. | -3℃ | S Calm | 0% | |
| Fri | 08:00 | | Clear sky. | -1℃ | S Light | 0% | |
| Fri | 09:00 | | Clear sky. | 4℃ | S Calm | 0% | |
| Fri | 10:00 |  | Clear sky at altitude. Fair below. | 6℃ | S Calm | 0% | |
| Fri | 11:00 | | Clear sky. | 7℃ | S Light | 0% | |
| Fri | 12:00 | | Clear sky. | 7℃ | S Light | 0% | |
| Fri | 13:00 | | Clear sky at altitude. Fair below. | 8℃ | S Light | 0% | |
| Fri | 14:00 | | Fair at altitude. Mixed below. | 8℃ | S Light | 0% | |
| Fri | 15:00 | | Fair at altitude. Cloud below. | 9℃ | S Light | 0% | |
| Fri | 16:00 | | Clear spells at altitude. Cloud below. | 9℃ | S Light | 0% | |
| Fri | 17:00 | | Clear spells at altitude. Cloud below. | 8℃ | S Light | 0% | |
| Fri | 18:00 | | Fair. | 6℃ | S Calm | 0% | |
| Fri | 19:00 | | Fair. | 5℃ | S Calm | 0% | |
| Fri | 20:00 | | Fair. | 3℃ | S Calm | 0% | |
| Fri | 21:00 | | Cloudy. | 3℃ | S Calm | 0% | |
| Fri | 22:00 | | Clear spells. | 1℃ | S Light | 0% | |
| Fri | 23:00 | | Cloudy. | 0℃ | S Light | 0% | |
| Sat | 00:00 | | Cloudy. | -1℃ | S Light | 0% | |
| Sat | 01:00 | | Clear spells. | -2℃ | S Light | 0% | |
| Sat | 02:00 | | Clear spells. | -2℃ | S Light | 0% | |
| Sat | 03:00 | | Clear spells. | -2℃ | S Light | 0% | |
| Sat | 04:00 | | Fair. | -2℃ | S Light | 0% | |
| Sat | 05:00 | | Fair at altitude. Clear below. | -2℃ | S Light | 0% | |
| Sat | 06:00 | | Fair at altitude. Clear below. | -2℃ | S Light | 0% | |
| Sat | 07:00 | | Fair at altitude. Clear below. | -3℃ | S Light | 0% | |
| Sat | 08:00 | | Fair at altitude. Clear below. | -1℃ | S Light | 0% | |
| Sat | 09:00 | | Fair at altitude. Clear below. | 4℃ | S Calm | 0% | |
| Sat | 10:00 | | Fair at altitude. Clear below. | 5℃ | S Calm | 0% | |
| Sat | 11:00 | | Fair at altitude. Clear below. | 6℃ | S Light | 0% | |
| Sat | 12:00 | | Fair at altitude. Mixed below. | 7℃ | S Light | 0% | |
| Sat | 13:00 | | Cloudy. | 8℃ | S Light | 0% | |
| Sat | 14:00 | | Cloudy. | 8℃ | S Light | 0% | |
| Sat | 15:00 | | Cloudy. | 7℃ | S Light | 0% | |
| Sat | 16:00 | | Cloudy at altitude. Mixed below. | 7℃ | S Light | 0% | |
| Sat | 17:00 | | Cloudy at altitude. Mixed below. | 7℃ | S Light | 0% | |
| Sat | 18:00 | | Clear sky. | 6℃ | S Calm | 5% | |
| Sat | 19:00 | | Clear sky. | 5℃ | S Calm | 5% | |
| Sat | 20:00 | | Clear sky. | 4℃ | S Calm | 5% | |
| Sat | 21:00 | | Clear spells. | 3℃ | S Calm | 0% | |
| Sat | 22:00 | | Cloudy. | 2℃ | S Calm | 0% | |
| Sat | 23:00 | | Cloudy. | 2℃ | S Light | 0% | |
| Sun | 00:00 | | Cloudy. | 2℃ | S Light | 0% | |
Snow Forecast near Les Bossons
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Fr | Sa | Su | Mo | Tu | We | Th |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix | 8cm | 28cm | |||||||
| Flaine | 6cm | 27cm | |||||||
| Avoriaz | 5cm | 26cm | |||||||
| Les Gets | 4cm | 26cm | |||||||
| Morzine | 4cm | 26cm | |||||||
| Les Houches | 6cm | 25cm | |||||||
| La Clusaz | 3cm | 20cm |
Les Bossons Snow
For current snow depths and skiing conditions, see our Current Snow Report for Les Bossons.
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 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.
Snow Reliability
Les Bossons typically enjoys reliable snow conditions, with average depths ranging from 80 to 200 cm throughout the season. For the latest snow info and detailed forecasts, check J2Ski regularly.