February in El Chalten is the sunniest month of the year. In February, the weather in El Chalten is typically cold. Average daily high temperature in February is about 8 degrees above zero. On average, El Chalten has 15 rainy, 6 cloudy, 4 sunny, and 4 partly cloudy days in February. The rains are usually heavy. February as well as January, March, April, and October is considered the most uncomfortable time to visit El Chalten.