July in Wenzhou is the hottest month of the year. In July, the weather in Wenzhou is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Wenzhou has 15 rainy, 7 sunny, 7 cloudy, and 2 partly cloudy days in July. The rains are usually heavy. July as well as March, April, May, and June is considered the most uncomfortable time to visit Wenzhou.