January in Kosh-Agach is the sunniest and the most freezing month of the year. In January, the weather in Kosh-Agach is typically freezing. Average daily high temperature in January is about 18 degrees below zero. On average, Kosh-Agach has 14 sunny, 9 partly cloudy, 5 cloudy, and 3 snowy days in January. The snowfalls are usually light. January as well as February, November, and December is considered the most uncomfortable time to visit Kosh-Agach.