August in Kyoto is the hottest month of the year. In August, the weather in Kyoto is typically hot. Average daily high temperature in August is about 28 degrees above zero. On average, Kyoto has 22 rainy, 7 sunny, 1 cloudy, and 1 partly cloudy day in August. The rains are usually heavy. August as well as January, February, March, and July is considered the most uncomfortable time to visit Kyoto.