Chamonix 48-Hour Snow Forecast
Updated 19 August 2026 19:48 NZST
2-Day Forecast for Chamonix
48-hours from 19 August.
See below for forecast detail
Chamonix Snow Forecast updated at 19:48 NZST, next update expected 22:00 NZST.
Forecast for today in Chamonix
Max 30℃
Min 14℃
Valley temperatures from an overnight low of 14℃ to daytime highs around 30℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Wed
19
Snow unlikely
Clear spells, clear sky, fair later.
Forecast times for Chamonix are in Paris (Europe/Paris) time zone.
Forecast for tomorrow in Chamonix
Max 23℃
Min 16℃
Valley temperatures from an overnight low of 16℃ to daytime highs around 23℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
20
up to 5cm New Snow
Fair first, rain showers then light drizzle, rain showers later.
Snow Line from 3,461m to 3,199m, with rain below.
Forecast times for Chamonix are in Paris (Europe/Paris) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Wed | 02:00 |  | Cloudy. | 16℃ | SW Calm | 0% | |
| Wed | 03:00 | | Cloudy. | 16℃ | SW Light | 0% | |
| Wed | 04:00 | | Cloudy. | 15℃ | SW Light | 0% | |
| Wed | 05:00 | | Cloudy. | 14℃ | SW Light | 0% | |
| Wed | 06:00 |  | Fair at altitude. Mixed below. | 14℃ | SW Light | 0% | |
| Wed | 07:00 | | Clear spells. | 14℃ | SW Light | 0% | |
| Wed | 08:00 | | Clear spells at altitude. Cloud below. | 17℃ | SW Light | 0% | |
| Wed | 09:00 | | Fair. | 21℃ | SW Light | 0% | |
| Wed | 10:00 | | Fair at altitude. Clear below. | 24℃ | SW Light | 0% | |
| Wed | 11:00 | | Clear sky. | 26℃ | SW Light | 0% | |
| Wed | 12:00 | | Clear sky. | 27℃ | SW Light | 0% | |
| Wed | 13:00 | | Clear sky. | 28℃ | SW Light | 0% | |
| Wed | 14:00 | | Clear sky. | 29℃ | SW Light | 0% | |
| Wed | 15:00 | | Clear sky. | 30℃ | SW Light | 0% | |
| Wed | 16:00 | | Clear sky. | 30℃ | SW Light | 0% | |
| Wed | 17:00 | | Clear sky at altitude. Fair below. | 29℃ | SW Light | 0% | |
| Wed | 18:00 | | Clear sky. | 28℃ | SW Light | 0% | |
| Wed | 19:00 | | Clear sky. | 27℃ | SW Light | 0% | |
| Wed | 20:00 | | Clear sky. | 25℃ | SW Light | 0% | |
| Wed | 21:00 | | Fair. | 24℃ | SW Light | 0% | |
| Wed | 22:00 | | Fair. | 23℃ | SW Light | 5% | |
| Wed | 23:00 | | Clear spells. | 21℃ | SW Light | 10% | |
| Thu | 00:00 | | Light drizzle. | 20℃ | S Light | 25% | |
| Thu | 01:00 | | up to 1cm New Snow | Light snow at altitude. Drizzle below. | 17℃ | S Light | 45% |
| Thu | 02:00 | | up to 1cm New Snow | Light snow at altitude. Drizzle below. | 17℃ | S Light | 55% |
| Thu | 03:00 | | Light snow at altitude. Lt drizzle below. | 17℃ | S Light | 50% | |
| Thu | 04:00 | | Clear sky at altitude. Fair below. | 16℃ | S Light | 35% | |
| Thu | 05:00 | | Fair. | 16℃ | S Light | 30% | |
| Thu | 06:00 | | Fair. | 17℃ | S Light | 30% | |
| Thu | 07:00 | | Clear spells. | 17℃ | S Light | 40% | |
| Thu | 08:00 | | Clear sky. | 18℃ | S Light | 45% | |
| Thu | 09:00 | | Cloudy. | 19℃ | S Light | 55% | |
| Thu | 10:00 | | Snow showers at altitude. Lt drizzle below. | 21℃ | S Light | 60% | |
| Thu | 11:00 | | Light snow at altitude. Lt rain below. | 22℃ | S Light | 70% | |
| Thu | 12:00 | | Light snow at altitude. Lt drizzle below. | 23℃ | S Light | 75% | |
| Thu | 13:00 | | Rain showers. | 20℃ | S Light | 80% | |
| Thu | 14:00 | | Light drizzle. | 23℃ | S Light | 85% | |
| Thu | 15:00 | | Light snow at altitude. Lt rain below. | 20℃ | S Light | 90% | |
| Thu | 16:00 | | Drizzle. | 19℃ | S Light | 95% | |
| Thu | 17:00 | | Light drizzle. | 21℃ | S Light | 100% | |
| Thu | 18:00 |  | Light snow at altitude. Hvy drizzle below. | 19℃ | S Light | 100% | |
| Thu | 19:00 |  | up to 2cm New Snow | Light snow showers at altitude. Lt rain below. | 16℃ | S Calm | 95% |
| Thu | 20:00 | | up to 1cm New Snow | Light snow showers at altitude. Lt rain below. | 17℃ | S Light | 95% |
| Thu | 21:00 | | Light snow at altitude. Drizzle below. | 16℃ | S Light | 95% | |
| Thu | 22:00 | | up to 1cm New Snow | Light snow at altitude. Lt rain below. | 16℃ | S Light | 95% |
| Thu | 23:00 | | Light snow at altitude. Drizzle below. | 16℃ | S Light | 95% | |
| Fri | 00:00 | | Light snow at altitude. Lt drizzle below. | 16℃ | SW Light | 95% | |
| Fri | 01:00 | | Light snow at altitude. Lt drizzle below. | 15℃ | SW Light | 90% | |
Snow Forecast near Chamonix
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | We | Th | Fr | Sa | Su | Mo | Tu |
|---|---|---|---|---|---|---|---|---|---|
| Ski Pass Mont Blanc | 34cm | 57cm | |||||||
| Chamonix Sud | 21cm | 48cm | |||||||
| Argentière | 1cm | 4cm |
Chamonix Snow
For current snow depths and skiing conditions, see our Current Snow Report for Chamonix.
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.
Snow Reliability
Chamonix typically enjoys reliable snowfall, with an average snow depth of 80-200 cm throughout the season. For the latest snow conditions, be sure to check J2Ski for up-to-date information.