In May, the weather in Bolsheyamnoye is typically warm. Average daily high temperature in May is about 13 degrees above zero. On average, Bolsheyamnoye has 13 rainy, 8 partly cloudy, 6 sunny, and 4 cloudy days in May. The rains are usually moderate. May as well as January, February, April, and October is considered the most uncomfortable time to visit Bolsheyamnoye.