– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Extremely cold (max -17°C on Thu afternoon, min -21°C on Mon night). Winds decreasing (gales from the WNW on Tue afternoon, moderate winds from the W by Wed night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sat night. Extremely cold (max -17°C on Sun afternoon, min -22°C on Thu night). Winds increasing (fresh winds from the W on Sat morning, severe gales from the W by Sat night). | |||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | | |  | | |  |  | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | snow shwrs | snow shwrs | clear | snow shwrs | snow shwrs | |
Cloud base (m) | 9550 | 8700 | 8100 | 7300 | 5350 | 5500 | 5150 | 4650 | ||||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 2 | 14 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -19 | -19 | -20 | -19 | -19 | -20 | -18 | -17 | -19 | -20 | -19 | -21 | -20 | -20 | -18 |
min °C | -21 | -20 | -20 | -21 | -20 | -20 | -21 | -19 | -18 | -22 | -21 | -20 | -22 | -21 | -20 | -20 |
chill °C | -35 | -36 | -37 | -38 | -34 | -34 | -35 | -31 | -32 | -38 | -36 | -34 | -39 | -35 | -35 | -36 |
Freezing level m | 2800 | 3050 | 3600 | 2750 | 3000 | 3600 | 2750 | 3050 | 3800 | 2850 | 2950 | 3500 | 2700 | 2800 | 3350 | 3100 |
 | — | 7:37 | — | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:31 | — | — |
 | — | — | 7:30 | — | — | 7:30 | — | — | 7:31 | — | — | 7:31 | — | — | 7:32 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: Mostly dry. Extremely cold (max -17°C on Thu afternoon, min -21°C on Mon night). Winds decreasing (gales from the WNW on Tue afternoon, moderate winds from the W by Wed night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Extremely cold (max -17°C on Sun afternoon, min -22°C on Thu night). Winds increasing (fresh winds from the W on Sat morning, severe gales from the W by Sat 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.