March in Sumon Terlig-Khainsky is the snowiest month of the year. In March, the weather in Sumon Terlig-Khainsky is typically freezing. Average daily high temperature in March is about 4 degrees below zero. On average, Sumon Terlig-Khainsky has 15 cloudy, 10 partly cloudy, 5 sunny, and 1 snowy day in March. The snowfalls are usually light.