Gressoney Saint Jean 7-Day Snow Forecast

Gressoney Saint Jean Long-Range Snow Forecast Updated today

ECMWF IFS

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Updated 11 June 2026 03:48 PDT

Long-Range Snow Forecast for Gressoney Saint Jean

Long-range (14 to 45 days) from 11 June.

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 (6,693ft)
Next Snow?
There is no snow currently in the forecast for Gressoney Saint Jean.
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Long-range Snow Outlook for Gressoney Saint Jean

Snowfall

Snow Line

Max 77°F
Min 44°F

Snow unlikely

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Gressoney Saint Jean Long-Range (2 weeks+) Snow Forecast Outlook

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.

16 Day Weather and Snow Forecast for Gressoney Saint Jean from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Thu 11	Fair at altitude, clear sky below.	Max 65°F Min 44°F
Fri 12	Clear spells.	Max 71°F Min 45°F
Sat 13	Clear sky.	Max 77°F Min 50°F
Sun 14	Clear spells.	Max 77°F Min 53°F
Mon 15	Clear sky.	Max 70°F Min 54°F
Tue 16	Fair at altitude, light drizzle below.	Max 66°F Min 54°F
Wed 17	Clear sky at altitude, light drizzle below.	Max 72°F Min 56°F

No significant snowfall is forecast for this period.

This Snow Forecast for Gressoney Saint Jean, Italy 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 Gressoney Saint Jean, 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.

Gressoney Saint Jean Snow Forecast updated at 03:48 PDT, next update expected imminently.

Ensemble forecast for Gressoney Saint Jean, Italy at 4,003ft

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

Italy Accommodation (Apartments, Chalets, Hotels) Map

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.

Off-Piste Safety in Gressoney Saint Jean

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