July weather forecast in Dallas

July in Dallas is the rainiest and the hottest month of the year. In July, the weather in Dallas is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Dallas has 12 rainy, 12 sunny, and 7 partly cloudy days in July. The rains are usually heavy. July as well as January, February, and December is considered the most uncomfortable time to visit Dallas.