In February, the weather in Ust-Koksa is typically freezing. Average daily high temperature in February is about 10 degrees below zero. On average, Ust-Koksa has 11 sunny, 8 snowy, 6 partly cloudy, and 4 cloudy days in February. The snowfalls are usually light. February as well as January, May, June, and July is considered the most uncomfortable time to visit Ust-Koksa.