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Gressoney Saint Jean Snow Forecast - 18th July 2026

Gressoney Saint Jean Snow Report and Forecast

ECMWF IFS
GFS

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Updated 19 July 2026 07:42 NZST

Snow Forecast for Gressoney Saint Jean

Snow and Weather from 18 July.

For Forecast detail, see below.

Gressoney Saint Jean Snow Forecast Highlights

When will there be fresh snow in Gressoney Saint Jean?

Gressoney Saint Jean Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (2,040m)
Next Snow?
There is no snow currently in the forecast for Gressoney Saint Jean.
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Forecast for today in Gressoney Saint Jean

Max 27℃
Min 15℃

Valley temperatures from an overnight low of 15℃ to daytime highs around 27℃

Temperature at BaseTemp at Base

Sat
18

Snow unlikely

ClearFairClearClear

Clear sky, fair, clear sky later.

Forecast times for Gressoney Saint Jean are in Rome (Europe/Rome) time zone.

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Gressoney Saint Jean 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Gressoney Saint Jean from OpenMeteo(ECMWF IFS)
Sat
18
Sun
19
Mon
20
Tue
21
Wed
22
Thu
23
Fri
24
WindNW F2
2,860m
15℃
Fair
13℃
Fair
13℃
Clear
13℃
Clear
14℃
Clear
13℃
Clear
14℃
Clear
SW F2
2,040m
21℃
Fair
20℃
Fair
18℃
Clear
19℃
Clear
17℃
Clear
20℃
Clear
18℃
Clear
1,220m
27℃
Fair
26℃
Clear
22℃
Clear
24℃
Clear
21℃
Clear
26℃
Clear
22℃
Clear
Snow Line
Max Town27℃26℃22℃24℃21℃26℃22℃
Min Town15℃13℃13℃14℃12℃13℃13℃

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Snow Forecast near Gressoney Saint Jean

Snow Forecasts for Ski Resorts near Gressoney Saint Jean
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Saas-Fee-1cm
Zermatt-1cm
Alagna Valsesia-1cm
Monterosa-1cm

Snow Reliability

Gressoney Saint Jean typically enjoys reliable snow conditions, with an average snow depth of 70-120 cm during the peak season. Regular snowfall ensures great skiing, but check J2Ski for the latest snow reports to plan your trip effectively.

Understanding and predicting Snow Conditions in Gressoney Saint Jean

Here are our tips for making the most of a trip to Gressoney Saint Jean, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Gressoney Saint Jean, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Gressoney Saint Jean is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Gressoney Saint Jean will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Gressoney Saint Jean for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.