August in Kumasi is the coldest month of the year. In August, the weather in Kumasi is typically hot. Average daily high temperature in August is about 28 degrees above zero. On average, Kumasi has 21 rainy, 7 cloudy, 2 partly cloudy, and 1 sunny day in August. The rains are usually heavy. August as well as March, April, May, and June is considered the most uncomfortable time to visit Kumasi.