– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Sun 20 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 Sun morning. Extremely cold (max -14°C on Mon night, min -27°C on Sun morning). Winds decreasing (extremely windy from the WSW on Sun afternoon, near gales from the WSW by Mon night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Extremely cold (max -16°C on Fri afternoon, min -21°C on Wed night). Winds increasing (extremely windy from the WSW on Wed morning, extremely windy from the W by Thu morning). | |||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  | |  |  | | | | | | | |
heavy snow | light snow | light snow | some clouds | snow shwrs | some clouds | clear | clear | snow shwrs | light snow | mod. snow | mod. snow | light snow | heavy snow | mod. snow | light snow | mod. snow | light snow | |
Cloud base (m) | 4650 | 4600 | 4900 | 5350 | 5250 | 5300 | 4800 | 5450 | 5150 | 4900 | 4600 | 4700 | 4750 | 4600 | 4750 | 5150 | 5250 | 5050 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 12 | 4 | 4 | — | 2 | — | — | — | 3 | 3 | 10 | 7 | 2 | 12 | 10 | 3 | 7 | 3 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -26 | -23 | -20 | -18 | -15 | -14 | -15 | -15 | -17 | -17 | -17 | -17 | -19 | -19 | -19 | -17 | -16 | -18 |
min °C | -27 | -23 | -23 | -20 | -17 | -15 | -15 | -16 | -18 | -17 | -18 | -21 | -21 | -20 | -21 | -19 | -17 | -19 |
chill °C | -52 | -48 | -47 | -40 | -34 | -31 | -32 | -32 | -36 | -36 | -38 | -43 | -44 | -42 | -44 | -40 | -37 | -39 |
Freezing level m | 2350 | 2400 | 2150 | 2500 | 3250 | 2900 | 3250 | 3600 | 3100 | 3200 | 3200 | 2850 | 2900 | 2950 | 2600 | 2900 | 3200 | 3050 |
 | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — | 7:24 | — | — | 7:24 | — | — |
 | — | 7:34 | — | — | 7:35 | — | — | 7:35 | — | — | 7:36 | — | — | 7:37 | — | — | 7:37 | — |
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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 Sun morning. Extremely cold (max -14°C on Mon night, min -27°C on Sun morning). Winds decreasing (extremely windy from the WSW on Sun afternoon, near gales from the WSW by Mon night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu afternoon. Extremely cold (max -16°C on Fri afternoon, min -21°C on Wed night). Winds increasing (extremely windy from the WSW on Wed morning, extremely windy from the W by Thu morning).
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 |
|---|---|---|---|---|---|
San José Guayacán | |||||
Quinta Normal | |||||
Lo Pinto | |||||
 |
* 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.