August in Seogwipo is the rainiest and the warmest month of the year. In August, the weather in Seogwipo is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Seogwipo has 14 rainy, 12 sunny, and 5 partly cloudy days in August. The rains are usually heavy. August as well as January, February, March, and December is considered the most uncomfortable time to visit Seogwipo.