May in Obuasi is the cloudiest month of the year. In May, the weather in Obuasi is typically hot. Average daily high temperature in May is about 31 degrees above zero. On average, Obuasi has 23 rainy, 4 cloudy, and 4 partly cloudy days in May. The rains are usually heavy. May as well as March, April, June, and July is considered the most uncomfortable time to visit Obuasi.