January in Seogwipo is the coldest month of the year. In January, the weather in Seogwipo is typically cold. Average daily high temperature in January is about 7 degrees above zero. On average, Seogwipo has 13 partly cloudy, 8 sunny, 5 rainy, and 5 cloudy days in January. The rains are usually moderate. January as well as February, March, August, and December is considered the most uncomfortable time to visit Seogwipo.