January in Karatun is the most freezing month of the year. In January, the weather in Karatun is typically freezing. Average daily high temperature in January is about 10 degrees below zero. On average, Karatun has 18 cloudy, 11 snowy, and 2 sunny days in January. The snowfalls are usually light. January as well as April, October, and November is considered the most uncomfortable time to visit Karatun.