June in Shantou is the rainiest month of the year. In June, the weather in Shantou is typically hot. Average daily high temperature in June is about 29 degrees above zero. On average, Shantou has 26 rainy, 2 sunny, and 2 cloudy days in June. The rains are usually heavy. June as well as May, July, and August is considered the most uncomfortable time to visit Shantou.