August in Scuol is the sunniest and the warmest month of the year. In August, the weather in Scuol is typically warm. Average daily high temperature in August is about 12 degrees above zero. On average, Scuol has 20 rainy, 8 sunny, and 3 partly cloudy days in August. The rains are usually heavy. August as well as April, May, June, and July is considered the most uncomfortable time to visit Scuol.