January in Ust-Kozlukha is the most freezing month of the year. In January, the weather in Ust-Kozlukha is typically freezing. Average daily high temperature in January is about 11 degrees below zero. On average, Ust-Kozlukha has 13 cloudy, 7 partly cloudy, 6 snowy, and 5 sunny days in January. The snowfalls are usually light. January as well as February, April, October, and December is considered the most uncomfortable time to visit Ust-Kozlukha.