January weather forecast in Wonsan

January in Wonsan is the snowiest, the sunniest, and the most freezing month of the year. In January, the weather in Wonsan is typically freezing. Average daily high temperature in January is about 3 degrees below zero. On average, Wonsan has 27 sunny, 2 snowy, and 2 partly cloudy days in January. The snowfalls are usually light.