– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 pm Thu 08 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Thu 08 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 Thu night. Extremely cold (max -17°C on Sat morning, min -28°C on Fri morning). Winds increasing (fresh winds from the NW on Thu night, extremely windy from the WSW by Fri night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun night. Extremely cold (max -22°C on Sun afternoon, min -28°C on Tue night). Winds decreasing (near gales from the WNW on Sun afternoon, light winds from the NE by Tue afternoon). | ||||||||||||||||
Thu 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | |  | | | |  | | |
light snow | snow shwrs | snow shwrs | clear | some clouds | clear | snow shwrs | snow shwrs | clear | snow shwrs | snow shwrs | some clouds | snow shwrs | some clouds | light snow | mod. snow | snow shwrs | |
Cloud base (m) | 5700 | 4750 | 4600 | 4750 | 8450 | 6900 | 5050 | 4600 | 4850 | 5100 | 4600 | 4600 | 6150 | 5750 | 6200 | 5350 | 5450 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 4 | 11 | 2 | — | — | — | 2 | 4 | — | 2 | 7 | — | 1 | — | 1 | 7 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -24 | -25 | -28 | -25 | -19 | -17 | -18 | -20 | -21 | -22 | -23 | -24 | -24 | -26 | -25 | -25 | -27 |
min °C | -24 | -27 | -28 | -27 | -21 | -18 | -19 | -22 | -21 | -23 | -26 | -25 | -24 | -26 | -26 | -26 | -28 |
chill °C | -42 | -45 | -46 | -48 | -42 | -32 | -36 | -40 | -36 | -40 | -42 | -41 | -40 | -40 | -40 | -36 | -44 |
Freezing level m | 2950 | 2550 | 2300 | 2550 | 1800 | 2800 | 3100 | 2700 | 2650 | 3100 | 2150 | 2350 | 3000 | 2100 | 2400 | 2700 | 1850 |
 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — | 7:00 | — | — |
 | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:49 | — | — | 7:50 | — | — | 7:50 | — |
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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 Thu night. Extremely cold (max -17°C on Sat morning, min -28°C on Fri morning). Winds increasing (fresh winds from the NW on Thu night, extremely windy from the WSW by Fri night).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun night. Extremely cold (max -22°C on Sun afternoon, min -28°C on Tue night). Winds decreasing (near gales from the WNW on Sun afternoon, light winds from the NE by Tue afternoon).
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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* 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.