Portillo Snow Forecast - 7 day
Updated 21 September 2026 00:45 BST
7-Day Snow Forecast for Portillo
1-week from 21 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 | 1 October |
|---|---|
| Next Snow Amount | 3cm 1in |
| Next 48 Hours | - - |
| Next 7 Days | 1cm - |
7-Day Snow Outlook for Portillo
Snowfall
Snow Line
Max 9℃ 48°F
Min -2℃ 29°F
4cm 2in New Snow
Snow Line from 3,149m 10,331ft to resort level ( 2,560m 8,399ft ).
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 6℃ 42°F
Min -2℃ 29°F
Freeze-thaw conditions, with valley temperatures cooling to -2℃ 29°F and rising to 6℃ 42°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
21
up to 1cm New Snow
Light snow showers, cloudy, fog later.
Snow falling to resort level ( 2,560m 8,399ft ).
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 7℃ 44°F
Min 1℃ 33°F
Valley temperatures from an overnight low of 1℃ 33°F to daytime highs around 7℃ 44°F
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Tue
22
Snow unlikely
Cloudy, clear spells, fog later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 7℃ 44°F
Min 2℃ 36°F
Valley temperatures from an overnight low of 2℃ 36°F to daytime highs around 7℃ 44°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
23
up to 1cm New Snow
Cloudy, light rain showers, light drizzle later.
Snow Line from 3,149m 10,331ft to 2,979m 9,774ft , with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 5℃ 42°F
Min 2℃ 35°F
Valley temperatures from an overnight low of 2℃ 35°F to daytime highs around 5℃ 42°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
24
up to 1cm New Snow
Cloudy early, then fog later.
Snow Line from 3,149m 10,331ft to 2,889m 9,478ft , with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 5℃ 42°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 5℃ 42°F
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
25
up to 2cm up to 1in New Snow
Light snow, drizzle, cloudy later.
Snow Line from 3,019m 9,905ft to 2,889m 9,478ft , with rain below.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 9℃ 48°F
Min 2℃ 36°F
Valley temperatures from an overnight low of 2℃ 36°F to daytime highs around 9℃ 48°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sat
26
Snow unlikely
Cloudy, light drizzle, cloudy later.
Forecast times for Portillo are in Santiago (America/Santiago) time zone.
Max 9℃ 48°F
Min 2℃ 36°F
Valley temperatures from an overnight low of 2℃ 36°F to daytime highs around 9℃ 48°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sun
27
Snow unlikely
Fair first, cloudy then clear spells, light drizzle later.
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 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.
Portillo Snow Forecast updated at 00:45 BST, next update expected imminently.
Snow Forecast near Portillo
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Catedral Alta Patagonia | 39cm 15in | 84cm 33in | |||||||
| Los Penitentes | 7cm 3in | 21cm 8in |
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.