– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 am Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Sun night. Extremely cold (max -18°C on Sun morning, min -22°C on Fri morning). Winds decreasing (severe gales from the WSW on Fri morning, fresh winds from the WNW by Sun night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Mon night. Extremely cold (max -20°C on Mon morning, min -26°C on Tue night). Winds increasing (fresh winds from the WNW on Mon morning, stormy winds from the NW by Tue night). | |||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  |  |  |  | | | | | | | | | |
cloudy | snow shwrs | snow shwrs | clear | clear | clear | some clouds | light snow | heavy snow | mod. snow | snow shwrs | snow shwrs | light snow | light snow | snow shwrs | cloudy | snow shwrs | clear | |
Cloud base (m) | 7250 | 6000 | 4650 | 8750 | 6250 | 4600 | 4650 | 4650 | 4600 | 5150 | 5050 | 6550 | 5350 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 1 | 2 | — | — | — | — | 2 | 11 | 6 | 4 | 8 | 3 | 3 | 1 | — | 2 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -21 | -22 | -21 | -21 | -20 | -18 | -18 | -20 | -20 | -21 | -22 | -24 | -23 | -25 | -25 | -24 | -23 |
min °C | -22 | -22 | -22 | -22 | -21 | -22 | -19 | -19 | -20 | -21 | -21 | -24 | -24 | -23 | -26 | -26 | -24 | -25 |
chill °C | -41 | -39 | -38 | -36 | -36 | -38 | -35 | -34 | -35 | -36 | -37 | -43 | -43 | -42 | -48 | -46 | -44 | -46 |
Freezing level m | 2600 | 3100 | 2400 | 2700 | 3300 | 2450 | 2850 | 3450 | 3000 | 3100 | 3300 | 2550 | 3000 | 3150 | 2300 | 2650 | 3050 | 2250 |
 | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — |
 | — | 7:52 | — | — | 7:53 | — | — | 7:53 | — | — | 7:54 | — | — | 7:55 | — | — | 7:57 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A moderate fall of snow, heaviest on Sun night. Extremely cold (max -18°C on Sun morning, min -22°C on Fri morning). Winds decreasing (severe gales from the WSW on Fri morning, fresh winds from the WNW by Sun night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon night. Extremely cold (max -20°C on Mon morning, min -26°C on Tue night). Winds increasing (fresh winds from the WNW on Mon morning, stormy winds from the NW 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 |
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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.