August in Taian is the rainiest month of the year. In August, the weather in Taian is typically hot. Average daily high temperature in August is about 28 degrees above zero. On average, Taian has 15 rainy, 13 sunny, 2 partly cloudy, and 1 cloudy day in August. The rains are usually heavy. August as well as January, February, July, and December is considered the most uncomfortable time to visit Taian.