– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 am Mon 05 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Mon 05 Oct 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 Mon night. Extremely cold (max -18°C on Mon night, min -25°C on Wed night). Winds decreasing (stormy winds from the WNW on Mon night, moderate winds from the WNW by Tue night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sat night. Extremely cold (max -17°C on Sat morning, min -26°C on Thu night). Winds decreasing (extremely windy from the WSW on Fri afternoon, strong winds from the W by Sat night). | |||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | | |  |  |  | | | | | | | |
light snow | mod. snow | heavy snow | mod. snow | mod. snow | snow shwrs | some clouds | mod. snow | snow shwrs | clear | snow shwrs | clear | some clouds | some clouds | clear | some clouds | clear | snow shwrs | |
Cloud base (m) | 4650 | 4600 | 4650 | 4650 | 4600 | 5750 | 6250 | 4850 | 4600 | 5450 | 5150 | 4600 | 4750 | 6950 | 6200 | 4850 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 3 | 9 | 54 | 9 | 7 | 2 | — | 6 | 2 | — | 1 | — | — | — | — | — | — | 5 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -21 | -19 | -18 | -20 | -21 | -21 | -21 | -22 | -24 | -23 | -24 | -24 | -24 | -20 | -18 | -17 | -18 | -21 |
min °C | -24 | -19 | -20 | -20 | -21 | -22 | -22 | -22 | -25 | -24 | -24 | -26 | -25 | -23 | -20 | -18 | -19 | -25 |
chill °C | -43 | -38 | -40 | -39 | -40 | -36 | -37 | -38 | -44 | -42 | -43 | -47 | -46 | -43 | -38 | -32 | -36 | -41 |
Freezing level m | 2400 | 2900 | 3050 | 3100 | 3250 | 2650 | 2700 | 3250 | 2150 | 2450 | 3050 | 2100 | 2350 | 2750 | 2200 | 2950 | 3400 | 2750 |
 | 7:09 | — | — | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — |
 | — | 7:44 | — | — | 7:45 | — | — | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — |
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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 Mon night. Extremely cold (max -18°C on Mon night, min -25°C on Wed night). Winds decreasing (stormy winds from the WNW on Mon night, moderate winds from the WNW by Tue night).
Alto San Juan Weather (Days 3-6):
A light covering of new snow mostly falling on Sat night. Extremely cold (max -17°C on Sat morning, min -26°C on Thu night). Winds decreasing (extremely windy from the WSW on Fri afternoon, strong winds 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
Mendoz / l Plumerillo 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.