August in Laohekou is the rainiest month of the year. In August, the weather in Laohekou is typically hot. Average daily high temperature in August is about 30 degrees above zero. On average, Laohekou has 12 rainy, 11 sunny, and 8 partly cloudy days in August. The rains are usually heavy. August as well as January, February, and July is considered the most uncomfortable time to visit Laohekou.