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Portes du Soleil 7-Day Snow Forecast - 1st September 2026

Portes du Soleil Snow Forecast - 7 day

ECMWF IFS
GFS

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Updated 01 September 2026 13:57 BST

7-Day Snow Forecast for Portes du Soleil

1-week from 1 September.

For Forecast detail, see below.

Portes du Soleil 7-Day Snow Forecast Highlights

When will there be fresh snow in Portes du Soleil?

Portes du Soleil Snow Forecast Highlights - ECMWF IFS
Next Snow Expected10 September
Next Snow Amount 1cm -
Next 48 Hours - -
Next 7 Days - -
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7-Day Snow Outlook for Portes du Soleil

 
Snowfall

 
Snow Line

Max 25℃ 77°F
Min 5℃ 41°F

Snow unlikely

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Portes du Soleil 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 16℃ 61°F
Min 5℃ 41°F

Valley temperatures from an overnight low of 5℃ 41°F to daytime highs around 16℃ 61°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

FairClearFairCloud

Fair first, clear sky then fair, cloudy later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 18℃ 64°F
Min 8℃ 47°F

Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 18℃ 64°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

ClearFairFairClear

Clear sky, fair, clear sky later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 19℃ 66°F
Min 9℃ 48°F

Valley temperatures from an overnight low of 9℃ 48°F to daytime highs around 19℃ 66°F

Temperature at BaseTemp at Base

Thu
03

Snow unlikely

ClearClearClearMixed

Clear sky early, then clear spells later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 24℃ 75°F
Min 10℃ 50°F

Valley temperatures from an overnight low of 10℃ 50°F to daytime highs around 24℃ 75°F

Temperature at BaseTemp at Base

Fri
04

Snow unlikely

FairClearClearClear

Fair early, then clear sky later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 23℃ 72°F
Min 14℃ 56°F

Valley temperatures from an overnight low of 14℃ 56°F to daytime highs around 23℃ 72°F

Temperature at BaseTemp at Base

Sat
05

Snow unlikely

ClearClearCloudMixed

Clear sky, cloudy, clear spells later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 25℃ 77°F
Min 13℃ 55°F

Valley temperatures from an overnight low of 13℃ 55°F to daytime highs around 25℃ 77°F

Temperature at BaseTemp at Base

Sun
06

Snow unlikely

ClearFairFairLt Drizzle

Clear sky, fair, light drizzle later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

Max 20℃ 69°F
Min 11℃ 52°F

Valley temperatures from an overnight low of 11℃ 52°F to daytime highs around 20℃ 69°F

Temperature at BaseTemp at Base

Mon
07

Snow unlikely

FairClearClearClear

Fair early, then clear sky later.

Forecast times for Portes du Soleil are in Zurich (Europe/Zurich) time zone.

This Snow Forecast for Portes du Soleil, 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 Portes du Soleil, 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.

Portes du Soleil Snow Forecast updated at 13:57 BST, next update expected 19:00 BST.

Snow Reliability

Portes du Soleil typically enjoys good snow reliability, with an average snow depth of 200 cm in winter. Snowfall can vary, but the extensive snowmaking facilities ensure great conditions; check J2Ski for the latest updates.