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

CiAlto San Juan
Weather Forecast, Chile

Placeholder
Issued: 2 am Mon 11 Nov Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -21°C on Mon morning). Winds decreasing (gales from the WSW on Mon morning, light winds from the WSW by Tue night).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Sat night. Extremely cold (max -12°C on Thu afternoon, min -18°C on Sat night). Winds increasing (strong winds from the W on Thu afternoon, stormy winds from the WNW by Sat afternoon).

Days 7–9 Weather Summary

A light covering of new snow mostly falling on Tue afternoon. Extremely cold (max -15°C on Sun afternoon, min -19°C on Tue night). Winds decreasing (stormy winds from the WNW on Sun morning, fresh winds from the WNW by Tue morning).

Days 10–12 Weather Summary

A light covering of new snow mostly falling on Thu afternoon. Extremely cold (max -16°C on Fri morning, min -21°C on Wed night). Winds increasing (strong winds from the WNW on Wed afternoon, gales from the WNW by Fri night).

Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
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
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
mod snow
snow showers
clear
snow showers
clear
clear
clear
clear
clear
snow showers
snow showers
part cloud
snow showers
part cloud
cloud
snow showers
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
some clouds
some clouds
mod. snow
snow shwrs
clear
snow shwrs
clear
clear
clear
clear
clear
snow shwrs
snow shwrs
some clouds
snow shwrs
some clouds
cloudy
snow shwrs
clear
clear
some clouds
some clouds
 km/h
65
WSW
40
SSW
45
SSW
55
SW
55
SW
25
SW
25
W
35
W
40
W
50
WSW
40
WSW
50
WNW
70
W
75
WNW
65
WNW
95
WNW
100
WNW
90
WNW
95
WNW
85
W
60
WNW
60
W
50
WNW
60
NW
30
WNW
40
NW
45
NW
50
W
40
WNW
50
NW
50
WNW
50
WNW
50
W
70
W
70
WNW
75
WNW
T chile.wind.21.cc23
T chile.wind.45.cc23
T chile.wind.69.cc23
T chile.wind.93.cc23
T chile.wind.117.cc23
T chile.wind.141.cc23
T chile.wind.165.cc23
T chile.wind.189.cc23
T chile.wind.213.cc23
T chile.wind.237.cc23
T chile.wind.261.cc23
T chile.wind.285.cc23
 cm 
7
10
2.0
3
1.0
2.0
3
 mm 
max°C
-20
-16
-13
-11
-10
-11
-13
-13
-15
-13
-12
-13
-13
-13
-15
-16
-16
-18
-16
-15
-15
-15
-15
-16
-16
-16
-18
-18
-18
-19
-21
-21
-19
-16
-16
-18
min°C
-21
-17
-16
-12
-10
-13
-13
-14
-16
-15
-12
-14
-13
-14
-17
-16
-17
-18
-17
-16
-16
-16
-15
-17
-16
-16
-19
-18
-19
-21
-21
-21
-21
-17
-17
-19
chill°C 
-38
-30
-29
-25
-22
-20
-22
-26
-28
-29
-24
-26
-28
-29
-34
-34
-35
-36
-35
-33
-31
-31
-29
-32
-27
-29
-32
-33
-33
-37
-37
-37
-37
-33
-33
-35
Freezing level (m
2950
3650
3200
3900
4450
4000
4200
4350
3700
3900
4350
3950
3900
4250
3750
3750
3800
3400
3450
3900
3450
3750
4200
3550
3750
4000
3300
3400
3800
3200
3350
3450
2950
3350
3950
3550
Cloud base (m)
4650
5050
4600
6050
4750
4600
4650
4750
4650
4700
5050
4650
4800
6150
4600
5450
4900
4600
8700
7300
5700
Sea lvl2000m4000m6000m8000m
-21-17-15-12-10-12-13-14-16-14-12-14-13-14-16-16-17-18-17-16-16-16-15-17-16-16-19-18-19-20-21-21-20-17-17-19-13-9-9-5-3-6-5-6-9-6-5-7-6-6-9-9-9-11-9-8-10-8-6-10-8-8-11-10-10-13-13-12-13-9-9-11-6-2-413-122-213-101-3-2-2-5-3-1-4-12-4-1-1-5-3-3-6-5-5-7-3-1-424179699489578555246379467246134-1463811813151215161114161113151112128111391315101314811128910711139
Sunrise
6:30
6:28
6:28
6:28
6:26
6:26
6:26
6:26
6:24
6:24
6:24
6:24
Sunset
8:15
8:16
8:17
8:19
8:20
8:21
8:22
8:22
8:23
8:24
8:25
8:27

Alto San Juan Weather (Days 0-3):

The weather forecast for Alto San Juan is: Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -21°C on Mon morning). Winds decreasing (gales from the WSW on Mon morning, light winds from the WSW by Tue night).

Alto San Juan Weather (Days 3-6):

A moderate fall of snow, heaviest on Sat night. Extremely cold (max -12°C on Thu afternoon, min -18°C on Sat night). Winds increasing (strong winds from the W on Thu afternoon, stormy winds from the WNW by Sat afternoon).

Alto San Juan Weather (Days 6-9):

A light covering of new snow mostly falling on Tue afternoon. Extremely cold (max -15°C on Sun afternoon, min -19°C on Tue night). Winds decreasing (stormy winds from the WNW on Sun morning, fresh winds from the WNW by Tue morning).

This table gives the weather forecast for Alto San Juan at the specific elevation of 6148 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.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
51 km ESE
1182m alt.
1 hour ago
9° C
Dry
Wind obs. (6 kph from 315 degs) was rejected.
San José Guayacán
52 km SW
930m alt.
2 hours ago
6° C
No report.
14
Light winds from the S
(14 kph at 180).
64 km WSW
830m alt.
51 minutes ago
19° C
-
69 km WSW
688m alt.
1 hour ago
15° C
-
Lo Pinto
88 km W
488m alt.
2 hours ago
No report.
0
Calm
(0 kph at 100).
89 km WSW
709m alt.
2 hours ago
clear
-
13
Light winds from the S
(13 kph at 170).
0.0 km
90 km W
723m alt.
1 hour ago
12° C
Dry
0
Calm
(0 kph at 90).
0
Pudahuel
91 km WSW
481m alt.
2 hours ago
7° C
No report.
11
Light winds from the SSE
(11 kph at 160).
Talagante
99 km SW
387m alt.
2 hours ago
7° C
No report.
Llay Llay- Las Peñas
121 km W
380m alt.
2 hours ago
5° C
No report.

* 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.