May in Sever is the windiest month of the year. In May, the weather in Sever is typically warm. Average daily high temperature in May is about 11 degrees above zero. On average, Sever has 12 rainy, 10 cloudy, 5 sunny, and 4 partly 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 Sever.