Las Leñas Snow Forecast - 7 day
Updated 18 September 2026 19:42 UTC
7-Day Snow Forecast for Las Leñas
1-week from 19 September.
For Forecast detail, see below.
There is a useful amount of snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Las Leñas 7-Day Snow Forecast Highlights
When will there be fresh snow in Las Leñas?
| Next Snow Expected | 19 September |
|---|---|
| Next Snow Amount | 7cm 3in |
| Next 48 Hours | 28cm 11in |
| Next 7 Days | 84cm 33in |
7-Day Snow Outlook for Las Leñas
Snowfall
Snow Line
Max 10℃ 51°F
Min -4℃ 24°F
83cm 33in New Snow
Snow Line from 2,989m 9,806ft to resort level ( 2,256m 7,402ft ).
There is a useful amount of snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Powder Alert!
Powder Alarm issued 19 September 2026 00:45 UTC
Powder Possible :- 28cm 11in of Fresh Snow is forecast for Las Leñas over the next 2 days.
Las Leñas 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 10℃ 51°F
Min 1℃ 34°F
Valley temperatures from an overnight low of 1℃ 34°F to daytime highs around 10℃ 51°F
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
19
up to 7cm up to 3in New Snow
Rain showers first, clear sky then cloudy, rain showers later.
Snow Line from 2,989m 9,806ft to 2,299m 7,543ft , with rain below.
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 1℃ 33°F
Min -3℃ 26°F
Valley temperatures from an overnight low of -3℃ 26°F to daytime highs around 1℃ 33°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
20
16cm to 19cm 6in to 8in New Snow
Light snow, snow showers, light snow later.
Snow Line from 2,279m 7,477ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 3℃ 36°F
Min -4℃ 24°F
Freeze-thaw conditions, with valley temperatures cooling to -4℃ 24°F and rising to 3℃ 36°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
21
up to 1cm up to 1in New Snow
Clear sky first, fair then cloudy, light snow at altitude later.
Snow Line from 2,599m 8,527ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 5℃ 41°F
Min -3℃ 26°F
Freeze-thaw conditions, with valley temperatures cooling to -3℃ 26°F and rising to 5℃ 41°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
22
up to 1cm New Snow
Light snow, fair, fog later.
Snow Line from 2,499m 8,199ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 4℃ 40°F
Min 0℃ 33°F
Valley temperatures from an overnight low of 0℃ 33°F to daytime highs around 4℃ 40°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
23
up to 15cm up to 6in New Snow
Snow showers at altitude first, light snow then light drizzle, heavy snow showers at altitude later.
Snow Line from 2,689m 8,822ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 4℃ 38°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 4℃ 38°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
24
up to 28cm up to 11in New Snow
Light snow at altitude, snow showers at altitude, light snow at altitude later.
Snow Line from 2,489m 8,166ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 3℃ 38°F
Min -1℃ 30°F
Freeze-thaw conditions, with valley temperatures cooling to -1℃ 30°F and rising to 3℃ 38°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
25
up to 11cm up to 4in New Snow
Light snow, light snow at altitude, light drizzle later.
Snow Line from 2,769m 9,085ft to resort level ( 2,256m 7,402ft ).
Forecast times for Las Leñas are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
This Snow Forecast for Las Leñas, Argentina 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 Las Leñas, 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.
Las Leñas Snow Forecast updated at 19:42 UTC, next update expected imminently.
Snow Reliability
With an average snow depth of over 2 meters and consistent snowfall, Las Leñas boasts excellent snow reliability. For the latest snow conditions, be sure to check J2Ski for updated information.