May in Syagannakh is the snowiest month of the year. In May, the weather in Syagannakh is typically cold. Average daily high temperature in May is about 2 degrees above zero. On average, Syagannakh has 18 cloudy, 7 rainy, 5 snowy, and 1 sunny day in May. The rains are usually moderate. May as well as January, February, March, and October is considered the most uncomfortable time to visit Syagannakh.