Aletsch Snow Forecast - 7 day
Updated 22 May 2026 20:41 BST
7-Day Snow Forecast for Aletsch
1-week from 22 May.
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 28℃ 81°F
Min 5℃ 42°F
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 24℃ 75°F
Min 5℃ 42°F
Valley temperatures from an overnight low of 5℃ 42°F to daytime highs around 24℃ 75°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Fri
22
Snow unlikely
Fair first, clear sky then fair, clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 26℃ 78°F
Min 10℃ 49°F
Valley temperatures from an overnight low of 10℃ 49°F to daytime highs around 26℃ 78°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sat
23
Snow unlikely
Clear sky first, clear spells then fair, clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 27℃ 80°F
Min 7℃ 44°F
Valley temperatures from an overnight low of 7℃ 44°F to daytime highs around 27℃ 80°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sun
24
Snow unlikely
Fair early, then clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 27℃ 81°F
Min 10℃ 50°F
Valley temperatures from an overnight low of 10℃ 50°F to daytime highs around 27℃ 81°F
Temperature at BaseTemp at Base
Mon
25
Snow unlikely
Fair first, cloudy then fair, clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 28℃ 81°F
Min 8℃ 47°F
Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 28℃ 81°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Tue
26
Snow unlikely
Fair, clear sky, fair later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 26℃ 80°F
Min 8℃ 47°F
Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 26℃ 80°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Wed
27
Snow unlikely
Cloudy, fair, clear sky later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
Max 26℃ 78°F
Min 7℃ 45°F
Valley temperatures from an overnight low of 7℃ 45°F to daytime highs around 26℃ 78°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Thu
28
Snow unlikely
Cloudy first, fair then clear sky, clear spells later.
Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.
No significant snowfall is forecast for this period.
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 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.
Aletsch Snow Forecast updated at 20:41 BST, next update expected 02:00 BST.
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.