– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 7 pm Mon 03 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 7 pm Mon 03 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 7 pm Mon 03 Aug 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 Wed night. Extremely cold (max -11°C on Tue afternoon, min -23°C on Thu morning). Winds increasing (strong winds from the W on Tue night, extremely windy from the W by Wed night). | Days 5–7 Weather SummaryA dusting of new snow. Extremely cold (max -20°C on Thu night, min -25°C on Sat night). Winds increasing (severe gales from the WSW on Thu night, extremely windy from the W by Fri night). | |||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | |  | |  |  |  | | | | | | |
snow shwrs | snow shwrs | snow shwrs | snow shwrs | cloudy | cloudy | heavy snow | snow shwrs | clear | some clouds | some clouds | cloudy | snow shwrs | some clouds | some clouds | some clouds | |
Cloud base (m) | 4600 | 4750 | 4750 | 6250 | 6600 | 5250 | 4600 | 8400 | 5650 | 6400 | 4750 | 4650 | 4650 | 4650 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 8 | 3 | 2 | 2 | — | — | 24 | 2 | — | — | — | — | 1 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -13 | -12 | -11 | -13 | -14 | -15 | -16 | -19 | -18 | -20 | -21 | -21 | -22 | -22 | -22 | -24 |
min °C | -13 | -13 | -13 | -14 | -16 | -16 | -21 | -23 | -19 | -23 | -23 | -22 | -24 | -24 | -23 | -25 |
chill °C | -26 | -26 | -27 | -27 | -30 | -33 | -40 | -41 | -36 | -43 | -43 | -44 | -47 | -46 | -44 | -47 |
Freezing level m | 3000 | 3150 | 3150 | 2800 | 3050 | 2650 | 2150 | 1950 | 1900 | 1450 | 1700 | 1500 | 600 | 1150 | 1250 | 650 |
 | — | 7:28 | — | — | 7:26 | — | — | 7:26 | — | — | 7:26 | — | — | 7:24 | — | — |
 | — | — | 6:01 | — | — | 6:02 | — | — | 6:02 | — | — | 6:04 | — | — | 6:05 | — |
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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 night. Extremely cold (max -11°C on Tue afternoon, min -23°C on Thu morning). Winds increasing (strong winds from the W on Tue night, extremely windy from the W by Wed night).
Alto San Juan Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -20°C on Thu night, min -25°C on Sat night). Winds increasing (severe gales from the WSW on Thu night, extremely windy from the W by Fri night).
This table gives the weather forecast for Alto San Juan at the specific elevation of 5000 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.