July in Yanji is the rainiest and the warmest month of the year. In July, the weather in Yanji is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Yanji has 15 rainy, 9 partly cloudy, 4 sunny, and 3 cloudy days in July. The rains are usually heavy. July as well as January, March, May, and June is considered the most uncomfortable time to visit Yanji.