July in Yuzhno-Morskoy is the rainiest and the cloudiest month of the year. In July, the weather in Yuzhno-Morskoy is typically warm. Average daily high temperature in July is about 21 degrees above zero. On average, Yuzhno-Morskoy has 12 cloudy, 10 rainy, 5 sunny, and 4 partly cloudy days in July. The rains are usually heavy.