– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 am Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -17°C on Sat morning, min -22°C on Thu night). Winds decreasing (extremely windy from the W on Thu afternoon, extremely windy from the WNW by Sat night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Mon afternoon. Extremely cold (max -17°C on Sun morning, min -25°C on Mon night). Winds decreasing (extremely windy from the WNW on Sun morning, gales from the SW by Tue night). | |||||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | | |  | | |  | |  |  |  | | | |
cloudy | cloudy | mod. snow | light snow | heavy snow | mod. snow | light snow | cloudy | some clouds | cloudy | light snow | clear | cloudy | mod. snow | snow shwrs | some clouds | cloudy | snow shwrs | |
Cloud base (m) | 4900 | 5300 | 4750 | 4700 | 5000 | 4800 | 5300 | 5750 | 6550 | 6400 | 6000 | 5100 | 5850 | 5050 | 4600 | 4650 | 6500 | 4650 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 8 | 1 | 12 | 10 | 2 | — | — | — | 1 | — | — | 7 | 3 | — | — | 4 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -21 | -21 | -18 | -18 | -18 | -17 | -17 | -18 | -17 | -18 | -20 | -20 | -20 | -23 | -22 | -21 | -19 |
min °C | -20 | -21 | -22 | -20 | -18 | -19 | -18 | -18 | -18 | -18 | -19 | -21 | -20 | -21 | -25 | -23 | -21 | -21 |
chill °C | -43 | -44 | -44 | -42 | -38 | -40 | -38 | -38 | -38 | -38 | -39 | -41 | -40 | -42 | -46 | -43 | -40 | -40 |
Freezing level m | 2900 | 3200 | 2600 | 2800 | 3100 | 2900 | 3200 | 3650 | 3000 | 3150 | 3600 | 2800 | 3200 | 3350 | 2550 | 2350 | 3200 | 2750 |
 | 7:24 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — |
 | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:38 | — | — | 7:38 | — | — | 7:39 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -17°C on Sat morning, min -22°C on Thu night). Winds decreasing (extremely windy from the W on Thu afternoon, extremely windy from the WNW by Sat night).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Mon afternoon. Extremely cold (max -17°C on Sun morning, min -25°C on Mon night). Winds decreasing (extremely windy from the WNW on Sun morning, gales from the SW by Tue 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 |
|---|---|---|---|---|---|
San José Guayacán | |||||
Quinta Normal | |||||
Pudahue / rturo Merino Benítez International 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.