May in Sygynnakh is the rainiest month of the year. In May, the weather in Sygynnakh is typically cold. Average daily high temperature in May is about 9 degrees above zero. On average, Sygynnakh 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, March, and November is considered the most uncomfortable time to visit Sygynnakh.