July weather forecast in Hattiesburg

July in Hattiesburg is the rainiest and the cloudiest month of the year. In July, the weather in Hattiesburg is typically hot. Average daily high temperature in July is about 32 degrees above zero. On average, Hattiesburg has 19 rainy, 7 sunny, and 5 partly cloudy days in July. The rains are usually heavy. July as well as June and August is considered the most uncomfortable time to visit Hattiesburg.