May in Prokopevsk is the rainiest month of the year. In May, the weather in Prokopevsk is typically warm. Average daily high temperature in May is about 14 degrees above zero. On average, Prokopevsk has 19 rainy, 7 sunny, 3 partly cloudy, and 2 cloudy days in May. The rains are usually moderate. May as well as January, February, April, and September is considered the most uncomfortable time to visit Prokopevsk.