– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 2 am Mon 07 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 am Mon 07 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Mon 07 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Tue afternoon. Extremely cold (max -23°C on Mon morning, min -29°C on Tue night). Winds decreasing (gales from the W on Mon afternoon, strong winds from the W by Wed afternoon). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Thu afternoon. Extremely cold (max -28°C on Sat afternoon, min -32°C on Thu night). Winds increasing (moderate winds from the WNW on Thu night, stormy winds from the NW by Fri night). | |||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  |  | |  |  | | |  | | | | | | |
clear | clear | clear | clear | light snow | snow shwrs | some clouds | light snow | some clouds | cloudy | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | some clouds | clear | |
Cloud base (m) | 4850 | 4700 | 5250 | 4700 | 5100 | 8900 | 6250 | 4800 | 4650 | 4650 | 4700 | 4700 | 4600 | 4600 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | 3 | 1 | — | 2 | — | — | 4 | 4 | 2 | 4 | 1 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -23 | -24 | -25 | -25 | -26 | -27 | -28 | -28 | -27 | -29 | -29 | -30 | -31 | -30 | -30 | -29 | -28 | -28 |
min °C | -24 | -25 | -26 | -26 | -26 | -29 | -29 | -28 | -28 | -29 | -29 | -32 | -32 | -30 | -32 | -31 | -28 | -28 |
chill °C | -42 | -44 | -45 | -45 | -44 | -49 | -48 | -46 | -48 | -49 | -48 | -51 | -50 | -45 | -56 | -53 | -48 | -49 |
Freezing level m | 2200 | 2900 | 1900 | 2000 | 2750 | 1900 | 1800 | 2450 | 1650 | 2200 | 2400 | 1600 | 1650 | 2200 | 1150 | 900 | 2000 | 1350 |
 | 7:48 | — | — | 7:47 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — | — | 7:41 | — | — |
 | — | 7:24 | — | — | 7:25 | — | — | 7:27 | — | — | 7:27 | — | — | 7:28 | — | — | 7:29 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A light covering of new snow mostly falling on Tue afternoon. Extremely cold (max -23°C on Mon morning, min -29°C on Tue night). Winds decreasing (gales from the W on Mon afternoon, strong winds from the W by Wed afternoon).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu afternoon. Extremely cold (max -28°C on Sat afternoon, min -32°C on Thu night). Winds increasing (moderate winds from the WNW on Thu night, stormy winds from the NW by Fri 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
QuintaNormal | |||||
 | |||||
Mendoz / l Plumerillo Airport | |
* 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.