July in Springfield is the hottest month of the year. In July, the weather in Springfield is typically hot. Average daily high temperature in July is about 31 degrees above zero. On average, Springfield has 12 rainy, 11 sunny, 6 partly cloudy, and 2 cloudy days in July. The rains are usually heavy. July as well as January, February, March, and June is considered the most uncomfortable time to visit Springfield.