Portillo Snow Forecast - 7 day
Updated 03 September 2026 22:52 AEST
7-Day Snow Forecast for Portillo
1-week from 3 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.
Portillo 7-Day Snow Forecast Highlights
When will there be fresh snow in Portillo?
| Next Snow Expected | 3 September |
|---|---|
| Next Snow Amount | 1cm |
| Next 48 Hours | 1cm |
| Next 7 Days | 7cm |
7-Day Snow Outlook for Portillo
Snowfall
Snow Line
Max 8℃
Min -4℃
12cm New Snow
Snow Line from 3,199m to resort level (2,560m).
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.
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Portillo 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 -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 3℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
03
1cm to 3cm New Snow
Light snow first, light snow showers then cloudy, light snow at altitude later.
Snow Line from 2,809m to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 5℃
Min -4℃
Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 5℃
Temperature at BaseTemp at Base
Fri
04
Snow unlikely
Cloudy.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 6℃
Min -4℃
Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 6℃
Temperature at BaseTemp at Base
Sat
05
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 8℃
Min -3℃
Freeze-thaw conditions, with valley temperatures cooling to -3℃ and rising to 8℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
06
up to 1cm New Snow
Cloudy, clear sky, cloudy later.
Snow Line from 3,199m to 2,879m, with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 6℃
Min -1℃
Freeze-thaw conditions, with valley temperatures cooling to -1℃ and rising to 6℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
07
up to 2cm New Snow
Clear sky first, fair then cloudy, snow showers at altitude later.
Snow Line from 3,069m to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 5℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 5℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
08
up to 3cm New Snow
Clear sky first, cloudy then light rain showers, light snow showers at altitude later.
Snow Line from 2,929m to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 4℃
Min -1℃
Freeze-thaw conditions, with valley temperatures cooling to -1℃ and rising to 4℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
09
1cm to 3cm New Snow
Light snow, cloudy, light snow later.
Snow Line from 2,829m to resort level (2,560m).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
This Snow Forecast for Portillo, Chile 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 Portillo, 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.
Portillo Snow Forecast updated at 22:52 AEST, next update expected imminently.
Snow Forecast near Portillo
| Ski Area | 48 Hr | 7 Day | Th | Fr | Sa | Su | Mo | Tu | We |
|---|---|---|---|---|---|---|---|---|---|
| Los Penitentes | 2cm | 8cm | |||||||
| Catedral Alta Patagonia | 1cm | 4cm |
Snow Reliability
Portillo boasts excellent snow reliability, with an average snow depth of 2-3 meters during the peak season. The resort typically experiences consistent snowfall, making it a reliable choice for winter sports; check J2Ski for the latest snow information.