Aletsch Snow Forecast - 7 day
Updated 11 August 2026 22:42 AEST
7-Day Snow Forecast for Aletsch
1-week from 11 August.
For Forecast detail, see below.
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Aletsch 7-Day Snow Forecast Highlights
When will there be fresh snow in Aletsch?
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7-Day Snow Outlook for Aletsch
Snowfall
Snow Line
Max 31℃
Min 11℃
Snow unlikely
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Aletsch 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 29℃
Min 14℃
Valley temperatures from an overnight low of 14℃ to daytime highs around 29℃
Temperature at BaseTemp at Base
Tue
11
Snow unlikely
Clear sky.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 29℃
Min 13℃
Valley temperatures from an overnight low of 13℃ to daytime highs around 29℃
Temperature at BaseTemp at Base
Wed
12
Snow unlikely
Fair first, rain showers then clear sky, rain showers later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 31℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 31℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Thu
13
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 30℃
Min 13℃
Valley temperatures from an overnight low of 13℃ to daytime highs around 30℃
Temperature at BaseTemp at Base
Fri
14
Snow unlikely
Fair early, then clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 26℃
Min 15℃
Valley temperatures from an overnight low of 15℃ to daytime highs around 26℃
Temperature at BaseTemp at Base
Sat
15
Snow unlikely
Clear sky, light rain showers, light drizzle later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 23℃
Min 14℃
Valley temperatures from an overnight low of 14℃ to daytime highs around 23℃
Temperature at BaseTemp at Base
Sun
16
Snow unlikely
Light drizzle, heavy drizzle, clear spells later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 21℃
Min 12℃
Valley temperatures from an overnight low of 12℃ to daytime highs around 21℃
Temperature at BaseTemp at Base
Mon
17
Snow unlikely
Cloudy, light rain showers, light drizzle later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
This Snow Forecast for Aletsch, Switzerland 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 Aletsch, 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.
Aletsch Snow Forecast updated at 22:42 AEST, next update expected 04:00 AEST.
Snow Reliability
Aletsch enjoys reliable snow conditions with average snow depths reaching up to 3 meters during peak season. Regular snowfall throughout the winter months helps maintain excellent skiing conditions, and for the latest updates, check J2Ski for real-time snow information.