The weather forecast for El Chaltén, Santa Cruz on March 21, 2026, indicates that the maximum temperature will be 5°C and the minimum will be -1°C. According to the National Meteorological Service (SMN), winds are expected to be 13 km/h with an average humidity of 79%. This report gives residents a clear idea of the weather conditions for the day ahead, which may impact outdoor activities in the region.

In the early hours of the day, light precipitation of about 2 mm is expected, maintaining a humidity level of 79%. By mid-morning, drizzle is predicted with an estimated 1 mm of rain, and humidity is expected to rise to 82%. Winds will remain mild, shifting from the north in the morning to the northwest by mid-morning, which could influence the overall feel of the day.

As the afternoon progresses, the SMN suggests that the precipitation will continue with light rain expected until nighttime. Another 1 mm of rain is anticipated, and winds will decrease slightly to about 10 km/h from the southwest. By nightfall, the forecast indicates no expected rainfall, with lighter winds at 8 km/h also from the southwest, providing a clearer and drier ending to the day. This weather update helps locals plan their Saturday activities accordingly, especially in an outdoor-oriented tourism area like El Chaltén.