August in Thies is the rainiest and the cloudiest month of the year. In August, the weather in Thies is typically hot. Average daily high temperature in August is about 30 degrees above zero. On average, Thies has 14 rainy, 7 sunny, 7 partly cloudy, and 3 cloudy days in August. The rains are usually heavy. August as well as September is considered the most uncomfortable time to visit Thies.