July in Sevastopol is the sunniest month of the year. In July, the weather in Sevastopol is typically warm. Average daily high temperature in July is about 25 degrees above zero. On average, Sevastopol has 25 sunny, 5 rainy, and 1 partly cloudy day in July. The rains are usually light. July as well as August is considered the most comfortable time to visit Sevastopol.