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

Alto San Juan
Weather Forecast, Chile

Issued: 7 am Sun 20 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Mon afternoon. Extremely cold (max -20°C on Sun morning, min -22°C on Mon afternoon). Winds decreasing (extremely windy from the W on Sun night, strong winds from the W by Tue night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Thu night. Extremely cold (max -20°C on Wed afternoon, min -32°C on Fri night). Winds increasing (strong winds from the W on Wed morning, extremely windy from the WSW by Thu night).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
light snow
light snow
light snow
snow showers
light snow
snow showers
part cloud
clear
clear
part cloud
light snow
light snow
heavy snow
light snow
light snow
mod snow
cloudy
cloudy
light snow
light snow
light snow
snow shwrs
light snow
snow shwrs
some clouds
clear
clear
some clouds
light snow
light snow
heavy snow
light snow
light snow
mod. snow
 km/h
80
W
85
W
100
W
95
W
95
W
90
W
80
W
75
W
55
W
45
W
50
W
75
WNW
105
WNW
110
WNW
150
WSW
115
W
130
W
130
W
 cm 
1
2
4
3
1
2
1
4
15
1
1
8
 mm 
max°C
-20
-20
-21
-21
-21
-22
-21
-22
-21
-21
-20
-21
-24
-27
-26
-27
-28
-29
min°C
-20
-20
-21
-21
-22
-22
-22
-22
-22
-21
-21
-23
-25
-29
-31
-28
-29
-32
chill°C 
-38
-39
-40
-41
-42
-42
-41
-42
-40
-37
-37
-43
-47
-54
-56
-52
-55
-59
Freezing level (m
3450
3200
2950
3150
2800
2600
3000
2900
2650
3300
2850
2750
2650
2350
1700
1900
1900
950
Cloud base (m)
7200
6750
5700
5100
5450
5050
4650
4950
5550
6850
5000
4600
4650
5650
4600
4600
Sea lvl2000m4000m6000m8000m
-20-20-21-21-22-22-22-22-22-21-21-22-25-28-29-28-29-31-12-12-14-14-14-15-14-14-15-13-13-15-17-19-21-21-21-24-5-5-7-7-7-9-7-7-8-6-6-9-10-11-15-14-14-1723-100-3-1-1-211-2-3-4-8-8-7-1199776567587543-1-1-1-5
Sunrise
7:39
7:37
7:37
7:37
7:35
7:35
Sunset
5:52
5:52
5:52
5:53
5:54
5:54

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Alto San Juan Weather (Days 0-3):

The weather forecast for Alto San Juan is: A moderate fall of snow, heaviest on Mon afternoon. Extremely cold (max -20°C on Sun morning, min -22°C on Mon afternoon). Winds decreasing (extremely windy from the W on Sun night, strong winds from the W by Tue night).

Alto San Juan Weather (Days 3-6):

A heavy fall of snow, heaviest during Thu night. Extremely cold (max -20°C on Wed afternoon, min -32°C on Fri night). Winds increasing (strong winds from the W on Wed morning, extremely windy from the WSW by Thu night).

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
64 km WSW
830m alt.
2 hours ago
-
66 km WSW
656m alt.
2 hours ago
11° C
-
0
Calm
(0 kph at 0).
0
67 km WSW
666m alt.
37 minutes ago
17° C
partially cloudy
Dry and partly cloudy.
0
Calm
(0 kph at 0).
10.0 km
Low: broken
Mid: scattered
69 km WSW
688m alt.
2 hours ago
15° C
-
74 km WSW
595m alt.
2 hours ago
14° C
-
78 km WSW
536m alt.
2 hours ago
12° C
Dry
0
Calm
(0 kph at 135).
3
QuintaNormal
81 km WSW
520m alt.
2 hours ago
7° C
partially cloudy
No report.
0
Calm
(0 kph at 0).
30 km
Mid: mostly cloudy
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
11° C
partially cloudy
Dry and partly cloudy.
Wind obs. (6 kph from 110 degs) was rejected.
6.0 km
Low: scattered
Mid: broken
90 km W
723m alt.
20 minutes ago
23° C
Dry
0
Calm
(0 kph at 45).
2

* 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.