In August, the weather in Calafate is typically cold. Average daily high temperature in August is about 2 degrees above zero. On average, Calafate has 11 cloudy, 10 partly cloudy, 7 sunny, 2 rainy, and 1 snowy day in August. The rains are usually light. August as well as April, May, June, and July is considered the most uncomfortable time to visit Calafate.