August in Mbour is the rainiest, the cloudiest, and the coldest month of the year. In August, the weather in Mbour is typically hot. Average daily high temperature in August is about 31 degrees above zero. On average, Mbour has 23 rainy, 4 sunny, 3 partly cloudy, and 1 cloudy day in August. The rains are usually heavy. August as well as September is considered the most uncomfortable time to visit Mbour.