– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 pm Tue 06 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Tue 06 Oct Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Tue night. Extremely cold (max -20°C on Tue afternoon, min -27°C on Thu night). Winds decreasing (severe gales from the NW on Tue night, strong winds from the WNW by Thu night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Extremely cold (max -17°C on Sat morning, min -25°C on Fri afternoon). Winds decreasing (extremely windy from the WSW on Fri afternoon, moderate winds from the NW by Sun night). | ||||||||||||||||
Tue 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  |  | | | |  | | | | | | |
mod. snow | snow shwrs | mod. snow | snow shwrs | clear | some clouds | light snow | mod. snow | snow shwrs | some clouds | clear | clear | some clouds | snow shwrs | snow shwrs | snow shwrs | mod. snow | |
Cloud base (m) | 4600 | 4600 | 4650 | 4600 | 4650 | 5700 | 4900 | 4700 | 4800 | 5550 | 4650 | 4950 | 4700 | 5050 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 10 | 17 | 8 | 3 | — | — | 2 | 10 | 3 | — | — | — | — | 2 | 2 | 9 | 6 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -22 | -23 | -23 | -25 | -24 | -23 | -24 | -25 | -22 | -19 | -17 | -18 | -21 | -24 | -24 | -25 |
min °C | -21 | -23 | -23 | -24 | -26 | -25 | -24 | -27 | -26 | -25 | -20 | -18 | -19 | -24 | -24 | -24 | -25 |
chill °C | -39 | -42 | -41 | -42 | -45 | -45 | -42 | -46 | -45 | -45 | -40 | -32 | -35 | -41 | -40 | -39 | -43 |
Freezing level m | 3250 | 2700 | 2650 | 3050 | 1950 | 2400 | 3100 | 2400 | 2500 | 2600 | 1800 | 2800 | 3200 | 2600 | 2700 | 3000 | 2400 |
 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — |
 | 7:45 | — | — | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:49 | — |
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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 Tue night. Extremely cold (max -20°C on Tue afternoon, min -27°C on Thu night). Winds decreasing (severe gales from the NW on Tue night, strong winds from the WNW by Thu night).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun afternoon. Extremely cold (max -17°C on Sat morning, min -25°C on Fri afternoon). Winds decreasing (extremely windy from the WSW on Fri afternoon, moderate winds from the NW by Sun 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 |
|---|---|---|---|---|---|
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MendozaObservatorio |
* 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.