Cerro Castor Snow Forecast - 7 day
Updated 21 September 2026 21:46 AEST
7-Day Snow Forecast for Cerro Castor
1-week from 21 September.
For Forecast detail, see below.
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Cerro Castor 7-Day Snow Forecast Highlights
When will there be fresh snow in Cerro Castor?
| Next Snow Expected | 27 September |
|---|---|
| Next Snow Amount | 1cm |
| Next 48 Hours | 1cm |
| Next 7 Days | 2cm |
7-Day Snow Outlook for Cerro Castor
Snowfall
Snow Line
Max 7℃
Min -8℃
3cm New Snow
Snow Line from 609m to resort level (195m).
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Cerro Castor 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 3℃
Min -8℃
Freeze-thaw conditions, with valley temperatures cooling to -8℃ and rising to 3℃
Temperature at BaseTemp at Base
Mon
21
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 4℃
Min -5℃
Freeze-thaw conditions, with valley temperatures cooling to -5℃ and rising to 4℃
Temperature at BaseTemp at Base
Tue
22
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 5℃
Min -4℃
Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 5℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
23
up to 1cm New Snow
Cloudy first, clear sky then cloudy, snow showers later.
Snow Line from 309m to resort level (195m).
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 5℃
Min -3℃
Freeze-thaw conditions, with valley temperatures cooling to -3℃ and rising to 5℃
Temperature at BaseTemp at Base
Thu
24
Snow unlikely
Snow showers early, then clear sky later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 7℃
Min -2℃
Freeze-thaw conditions, with valley temperatures cooling to -2℃ and rising to 7℃
Temperature at BaseTemp at Base
Fri
25
Snow unlikely
Clear sky first, cloudy then fog, cloudy later.
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 6℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 6℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
26
up to 1cm New Snow
Fair first, cloudy then light rain showers, light drizzle later.
Snow Line from 609m to resort level (195m).
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
Max 5℃
Min -3℃
Freeze-thaw conditions, with valley temperatures cooling to -3℃ and rising to 5℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
27
up to 2cm New Snow
Clear spells first, fair then light rain showers, light snow at altitude later.
Snow Line from 599m to resort level (195m).
Forecast times for Cerro Castor are in Buenos Aires (America/Argentina/Buenos_Aires) time zone.
This Snow Forecast for Cerro Castor, 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 Cerro Castor, 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.
Cerro Castor Snow Forecast updated at 21:46 AEST, next update expected imminently.
Snow Reliability
Cerro Castor typically enjoys a snow depth of 50-100 cm, with reliable snowfall from June to October. For the latest snow conditions, check J2Ski for up-to-date information.