August in Uijeongbu is the warmest month of the year. In August, the weather in Uijeongbu is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Uijeongbu has 21 rainy, 9 sunny, and 1 partly cloudy day in August. The rains are usually heavy. August as well as February, July, and November is considered the most uncomfortable time to visit Uijeongbu.