– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 7 am Tue 11 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 7 am Tue 11 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 7 am Tue 11 Aug 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 Tue afternoon. Extremely cold (max -13°C on Thu afternoon, min -17°C on Wed night). Winds decreasing (severe gales from the NW on Tue morning, light winds from the WNW by Wed night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Sat afternoon. Extremely cold (max -15°C on Fri morning, min -21°C on Sun night). Winds decreasing (near gales from the WNW on Fri morning, light winds from the N by Sun afternoon). | |||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | | | | | | | |  | | | | |
light snow | mod. snow | snow shwrs | light snow | snow shwrs | some clouds | some clouds | some clouds | some clouds | mod. snow | light snow | snow shwrs | light snow | mod. snow | mod. snow | light snow | light snow | snow shwrs | |
Cloud base (m) | 4600 | 4600 | 4600 | 5100 | 4650 | 7550 | 5850 | 5200 | 4600 | 4600 | 5000 | 4600 | 4600 | 4600 | 4800 | 4600 | 4700 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 5 | 8 | 7 | 2 | 2 | — | — | — | — | 6 | 5 | 3 | 2 | 8 | 10 | 1 | 3 | 3 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -15 | -15 | -15 | -15 | -15 | -17 | -14 | -13 | -16 | -15 | -15 | -16 | -16 | -16 | -18 | -19 | -18 | -19 |
min °C | -16 | -15 | -16 | -15 | -15 | -17 | -17 | -15 | -17 | -16 | -15 | -18 | -17 | -17 | -20 | -20 | -18 | -21 |
chill °C | -32 | -31 | -30 | -28 | -28 | -28 | -27 | -28 | -32 | -31 | -28 | -32 | -31 | -30 | -33 | -33 | -27 | -32 |
Freezing level m | 2700 | 2900 | 2600 | 2950 | 2800 | 2200 | 2950 | 2700 | 2400 | 2900 | 2850 | 2300 | 2650 | 2650 | 2300 | 2550 | 2550 | 1800 |
 | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:08 | — | — | 6:09 | — |
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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 Tue afternoon. Extremely cold (max -13°C on Thu afternoon, min -17°C on Wed night). Winds decreasing (severe gales from the NW on Tue morning, light winds from the WNW by Wed night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat afternoon. Extremely cold (max -15°C on Fri morning, min -21°C on Sun night). Winds decreasing (near gales from the WNW on Fri morning, light winds from the N by Sun afternoon).
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.