June in Ganzhou is the rainiest and the cloudiest month of the year. In June, the weather in Ganzhou is typically hot. Average daily high temperature in June is about 30 degrees above zero. On average, Ganzhou has 19 rainy, 8 cloudy, 2 partly cloudy, and 1 sunny day in June. The rains are usually heavy. June as well as March, May, July, and August is considered the most uncomfortable time to visit Ganzhou.