In February, the weather in Ust'-Kulom is typically freezing. Average daily high temperature in February is about 11 degrees below zero. On average, Ust'-Kulom has 16 snowy, 12 cloudy, and 1 sunny day in February. The snowfalls are usually light. February as well as January, April, September, and October is considered the most uncomfortable time to visit Ust'-Kulom.