July in Leesburg is the hottest month of the year. In July, the weather in Leesburg is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Leesburg has 11 rainy, 9 sunny, 9 partly cloudy, and 2 cloudy days in July. The rains are usually heavy. July as well as January, February, March, and November is considered the most uncomfortable time to visit Leesburg.