In February, the weather in Sosnogorsk is typically freezing. Average daily high temperature in February is about 11 degrees below zero. On average, Sosnogorsk has 11 cloudy, 9 snowy, 5 partly cloudy, and 4 sunny days in February. The snowfalls are usually light. February as well as January, May, September, and October is considered the most uncomfortable time to visit Sosnogorsk.