– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Wed 30 Sep 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 Wed morning. Temperatures will be below freezing (max -2°C on Thu morning, min -16°C on Fri night). Winds increasing (moderate winds from the WSW on Thu morning, near gales from the WNW by Fri afternoon). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -15°C on Sat night). Winds decreasing (strong winds from the W on Sat morning, light winds from the WNW by Mon morning). | |||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | |  | | |  | |  | | | | |
heavy snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | heavy snow | heavy snow | heavy snow | snow shwrs | clear | snow shwrs | snow shwrs | some clouds | snow shwrs | some clouds | some clouds | snow shwrs | snow shwrs | |
Cloud base (m) | 4650 | 4650 | 5250 | 4650 | 4750 | 4600 | 4600 | 4600 | 4650 | 4650 | 4650 | 5150 | 4850 | 4650 | 4750 | 4800 | 4600 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 16 | 10 | 4 | 1 | 1 | 14 | 12 | 14 | 5 | — | 1 | 3 | — | 3 | — | — | 4 | 6 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -8 | -7 | -6 | -2 | -2 | -4 | -5 | -6 | -10 | -11 | -11 | -13 | -11 | -10 | -14 | -10 | -9 | -11 |
min °C | -9 | -8 | -8 | -4 | -4 | -5 | -5 | -8 | -16 | -14 | -11 | -15 | -13 | -10 | -14 | -13 | -10 | -14 |
chill °C | -19 | -19 | -17 | -11 | -11 | -14 | -14 | -19 | -29 | -26 | -22 | -26 | -22 | -19 | -20 | -18 | -17 | -23 |
Freezing level m | 2700 | 2800 | 2850 | 3300 | 3700 | 3350 | 3250 | 3200 | 1700 | 1750 | 2450 | 1650 | 2000 | 2600 | 1650 | 2000 | 2700 | 2150 |
 | 7:16 | — | — | 7:16 | — | — | 7:13 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — |
 | — | 7:40 | — | — | 7:40 | — | — | 7:42 | — | — | 7:43 | — | — | 7:44 | — | — | 7:44 | — |
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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 Wed morning. Temperatures will be below freezing (max -2°C on Thu morning, min -16°C on Fri night). Winds increasing (moderate winds from the WSW on Thu morning, near gales from the WNW by Fri afternoon).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -15°C on Sat night). Winds decreasing (strong winds from the W on Sat morning, light winds from the WNW by Mon morning).
This table gives the weather forecast for Alto San Juan at the specific elevation of 4000 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 |
|---|---|---|---|---|---|
San José Guayacán | |||||
Aerodrómo Eulogio Sánchez Airport |  | ||||
Quinta Normal |
* 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.