May in Kuldur is the windiest month of the year. In May, the weather in Kuldur is typically warm. Average daily high temperature in May is about 14 degrees above zero. On average, Kuldur has 15 rainy, 8 cloudy, 5 sunny, and 3 partly cloudy days in May. The rains are usually moderate. May as well as January, February, April, and July is considered the most uncomfortable time to visit Kuldur.