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Mont Louis 7-Day Snow Forecast - 20th September 2026

Mont Louis Snow Forecast - 7 day

ECMWF IFS
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Updated 20 September 2026 02:59 PDT

7-Day Snow Forecast for Mont Louis

1-week from 20 September.

For Forecast detail, see below.

Mont Louis 7-Day Snow Forecast Highlights

When will there be fresh snow in Mont Louis?

Mont Louis Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (5,249ft)
Next Snow?
There is no snow currently in the forecast for Mont Louis.

7-Day Snow Outlook for Mont Louis

 
Snowfall

 
Snow Line

Max 77°F
Min 45°F

Snow unlikely

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Mont Louis 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 71°F
Min 45°F

Valley temperatures from an overnight low of 45°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

ClearClearClearFair

Clear sky early, then fair later.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 73°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 73°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

FairCloudFairClear

Fair first, cloudy then fair, clear sky later.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 74°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 74°F

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 76°F
Min 48°F

Valley temperatures from an overnight low of 48°F to daytime highs around 76°F

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 76°F
Min 49°F

Valley temperatures from an overnight low of 49°F to daytime highs around 76°F

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

CloudClearFairCloud

Cloudy first, clear sky then fair, cloudy later.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 77°F
Min 53°F

Valley temperatures from an overnight low of 53°F to daytime highs around 77°F

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

CloudFairFairClear

Cloudy, fair, clear sky later.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

Max 77°F
Min 50°F

Valley temperatures from an overnight low of 50°F to daytime highs around 77°F

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Mont Louis are in Paris (Europe/Paris) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Mont Louis, France 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 Mont Louis, 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.

Mont Louis Snow Forecast updated at 02:59 PDT, next update expected imminently.

Snow Reliability

Mont Louis typically enjoys a solid snow depth of around 120 cm during peak season, with reliable winter snowfall. For the latest snow conditions and updates, check J2Ski regularly for the most accurate information.