Mountain resort image
– Lat/Long: 33.47° S 69.82° W

CiAlto San Juan
Weather Forecast, Chile

Issued: 7am Fri 25 Jun Local Time
Updates in: hr min s
Update imminent 
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Alto San Juan Weather (Days 0-3):

A heavy fall of snow, heaviest during Fri morning. Temperatures will be well below freezing (max -10°C on Fri morning, min -22°C on Sat night). Winds decreasing (strong winds from the WNW on Fri afternoon, calm by Sat night).

(Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -3°C on Tue morning, min -10°C on Mon morning). Winds increasing (light winds from the SSW on Mon night, fresh winds from the WNW by Wed night).

(Days 6-9):

A heavy fall of snow, heaviest during Fri morning. Temperatures will be well below freezing (max -6°C on Sat night, min -17°C on Fri night). Winds decreasing (near gales from the W on Fri afternoon, calm by Sat night).

(Days 10-12):

Mostly dry. Temperatures will be below freezing (max -2°C on Sun afternoon, min -8°C on Wed morning). Winds increasing (calm on Sun morning, fresh winds from the WNW by Wed morning).

Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night
heavy snow
heavy snow
snow showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
partially cloudy
partially cloudy
cloudy
cloudy
light snow
light snow
light snow
moderate snow
heavy snow
snow showers
snow showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Wind km/h
40 W40
45 WNW45
25 WNW25
25 WNW25
10 WNW10
25 ESE25
25 SE25
20 SE20
15 SE15
15 SSE15
10 SSE10
5 SW5
15 W15
15 W15
25 NW25
30 WNW30
35 WNW35
40 WNW40
40 WNW40
45 NW45
45 NW45
50 W50
50 WSW50
30 SW30
15 SSW15
10 SW10
5 SW5
5 W5
10 WNW10
15 W15
15 W15
15 W15
15 WNW15
15 W15
20 W20
20 WNW20
heavy snow heavy snow snow shwrs clear clear clear clear clear clear clear clear clear clear some clouds some clouds cloudy cloudy light snow light snow light snow mod. snow heavy snow snow shwrs snow shwrs clear clear clear clear clear clear clear clear clear clear clear clear
See all weather maps
Rain
Rain mm
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Snow
Snow cm
23 21 6 - - - - - - - - - - - - - - 1 2 2 7 21 9 1 - - - - - - - - - - - -
High °C
-10 -11 -13 -18 -17 -20 -13 -11 -11 -6 -5 -6 -3 -3 -5 -7 -7 -9 -7 -7 -9 -14 -14 -15 -9 -7 -6 -3 -2 -6 -3 -2 -6 -3 -3 -6
Low °C
-11 -12 -20 -21 -21 -22 -18 -13 -13 -10 -7 -7 -6 -4 -7 -8 -10 -10 -9 -9 -14 -15 -15 -17 -13 -9 -8 -6 -5 -6 -6 -5 -6 -6 -5 -7
Chill °C
-21 -22 -25 -29 -27 -31 -23 -20 -18 -12 -10 -10 -8 -8 -12 -16 -16 -19 -17 -17 -20 -27 -28 -26 -16 -13 -6 -3 -5 -11 -8 -7 -11 -9 -9 -12
Freezing level m
2550 2300 950 1300 800 650 1900 1850 2200 3050 2850 2900 3500 3250 3050 3100 2550 2550 2850 2650 2100 2050 1650 1550 2550 2600 2900 3550 3250 2950 3500 3100 2950 3500 3050 2700
Sea lvl6000ft12000ft18000ft24000ft30000ft
-26-27-27-33-34-30-27-25-23-21-20-19-18-17-18-23-24-22-21-21-23-29-29-26-22-21-18-17-16-17-16-15-17-16-16-17-17-18-20-25-25-25-20-18-17-13-12-12-10-9-12-15-15-15-14-14-16-21-21-20-15-14-12-9-9-11-9-8-11-9-9-11-10-11-13-18-17-20-13-11-11-6-5-6-3-3-5-7-7-9-7-7-9-14-14-15-9-7-6-3-2-6-3-2-6-3-3-6-3-3-6-11-10-15-7-5-502034110-3-1-1-3-6-7-9-3-1045034034-1340-4-3-9-1227861011777466300-346610116910610105
Sunrise
7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - - 7:43 - -
Sunset
- 5:39 - - 5:39 - - 5:39 - - 5:40 - - 5:40 - - 5:40 - - 5:42 - - 5:42 - - 5:43 - - 5:43 - - 5:43 - - 5:44 -

Alto San Juan Weather (Days 0-3):

The weather forecast for Alto San Juan is: A heavy fall of snow, heaviest during Fri morningTemperatures will be well below freezing (max -10°C on Fri morning, min -22°C on Sat night)Winds decreasing (strong winds from the WNW on Fri afternoon, calm by Sat night).

Alto San Juan Weather (Days 3-6):

A dusting of new snowTemperatures will be below freezing (max -3°C on Tue morning, min -10°C on Mon morning)Winds increasing (light winds from the SSW on Mon night, fresh winds from the WNW by Wed night).

Alto San Juan Weather (Days 6-9):

A heavy fall of snow, heaviest during Fri morningTemperatures will be well below freezing (max -6°C on Sat night, min -17°C on Fri night)Winds decreasing (near gales from the W on Fri afternoon, calm by Sat night).

This table gives the weather forecast for Alto San Juan at the specific elevation of 4000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Alto San Juan. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Chile.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
La Cisterna wx
79 km WSW
534m alt.
1 hour ago
8° C
-
SanCarlos
80 km ESE
940m alt.
2 hours ago
4.9° C
-
4
Calm
(4 kph at 180).
35 km
Mid: mostly cloudy
Santiago Quinta Normal
81 km WSW
520m alt.
2 hours ago
8.3° C
light rain
Light drizzle and rain.
0
Calm
(0 kph at 0).
4.0 km
Mid: overcast
Santa Ana wx
88 km WSW
457m alt.
3 hours ago
14° C
-
Pudahue / rturo Merino Benítez International Airport
89 km WSW
476m alt.
2 hours ago
7.8° C
light rain
Intermittent light rain.
13
Light winds from the NW
(13 kph at 320).
3.0 km
Low: few
Mid: overcast

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.