J2Ski USA J2Ski logo
Facebook

Alt St. Johann Weather Forecast - 7 to 16 days - 12th June 2026

Alt St. Johann Weather

ECMWF IFS
GFS

PROSubscribe to Switch Weather Model

Weather Forecast for Alt St. Johann (2,953ft to 7,421ft)

Weather Outlook from 12 June.

Alt St. Johann Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Alt St. Johann Weather Forecast updated at 18:46 PDT, next update expected 00:00 PDT.

Long-range Snow Outlook for Alt St. Johann

 
Snowfall

 
Snow Line

Max 81°F
Min 47°F

Snow unlikely

Alt St. Johann Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Alt St. Johann from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Fri
12
Lt Drizzle

Light drizzle.

Max 60°F
Min 47°F
Sat
13
Clear

Clear sky.

Max 71°F
Min 51°F
Sun
14
Clear

Clear sky.

Max 68°F
Min 54°F
Mon
15
Clear

Clear sky.

Max 66°F
Min 50°F
Tue
16
Fair

Fair.

Max 73°F
Min 52°F
Wed
17
Fair

Fair.

Max 79°F
Min 59°F
Thu
18
Clear

Clear sky.

Max 81°F
Min 63°F

No significant snowfall is forecast for this period.

This Snow Forecast for Alt St. Johann, 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 Alt St. Johann, 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.

Alt St. Johann Weather Forecast updated at 18:46 PDT, next update expected 00:00 PDT.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Alt St. Johann.

For more information about this Swiss Ski Resort, See Also Skiing and Snowboarding in Alt St. Johann .

Off-Piste Safety in Alt St. Johann

Before skiing or snowboarding off-piste in Alt St. Johann, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.