– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 2 pm Sun 06 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 pm Sun 06 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Sun 06 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Tue afternoon. Extremely cold (max -21°C on Sun afternoon, min -29°C on Tue night). Winds increasing (strong winds from the W on Sun afternoon, gales from the WNW by Mon afternoon). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Fri afternoon. Extremely cold (max -27°C on Wed afternoon, min -31°C on Thu night). Winds increasing (light winds from the NNW on Fri afternoon, stormy winds from the WNW by Sat morning). | ||||||||||||||||
Sun 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  |  | | |  |  | | |  | | | |
clear | clear | clear | snow shwrs | clear | clear | light snow | snow shwrs | clear | snow shwrs | some clouds | cloudy | light snow | snow shwrs | some clouds | light snow | snow shwrs | |
Cloud base (m) | 6100 | 5750 | 4600 | 4800 | 5300 | 5000 | 4950 | 5700 | 6850 | 5800 | 4600 | 4650 | 4950 | 4600 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | 1 | — | — | 3 | 1 | — | 1 | — | — | 3 | 4 | — | 4 | 4 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -21 | -23 | -23 | -23 | -25 | -25 | -26 | -28 | -27 | -27 | -27 | -28 | -28 | -30 | -31 | -31 | -30 |
min °C | -22 | -24 | -24 | -25 | -27 | -26 | -26 | -29 | -28 | -28 | -28 | -29 | -29 | -31 | -31 | -31 | -31 |
chill °C | -38 | -41 | -42 | -44 | -46 | -45 | -44 | -48 | -47 | -46 | -47 | -50 | -48 | -48 | -46 | -46 | -46 |
Freezing level m | 3000 | 2200 | 2250 | 2950 | 1900 | 2000 | 2700 | 1850 | 1800 | 2550 | 1650 | 2000 | 2450 | 1550 | 1350 | 2150 | 1750 |
 | — | — | 8:48 | — | — | 8:47 | — | — | 8:46 | — | — | 8:45 | — | — | 8:43 | — | — |
 | 8:24 | — | — | 8:24 | — | — | 8:25 | — | — | 8:27 | — | — | 8:27 | — | — | 8:28 | — |
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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 -21°C on Sun afternoon, min -29°C on Tue night). Winds increasing (strong winds from the W on Sun afternoon, gales from the WNW by Mon afternoon).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri afternoon. Extremely cold (max -27°C on Wed afternoon, min -31°C on Thu night). Winds increasing (light winds from the NNW on Fri afternoon, stormy winds from the WNW by Sat 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
San José Guayacán | |||||
 | |||||
Quinta Normal |
* 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.