July in Sanming is the hottest month of the year. In July, the weather in Sanming is typically hot. Average daily high temperature in July is about 28 degrees above zero. On average, Sanming has 26 rainy, 4 sunny, and 1 cloudy day in July. The rains are usually heavy. July as well as February, March, April, and May is considered the most uncomfortable time to visit Sanming.