May in Minsk is the rainiest month of the year. In May, the weather in Minsk is typically warm. Average daily high temperature in May is about 17 degrees above zero. On average, Minsk has 17 rainy, 8 sunny, 4 partly cloudy, and 2 cloudy days in May. The rains are usually moderate. May as well as March, April, October, and November is considered the most uncomfortable time to visit Minsk.