July weather forecast in Newton

July in Newton is the hottest month of the year. In July, the weather in Newton is typically hot. Average daily high temperature in July is about 32 degrees above zero. On average, Newton has 15 sunny, 9 rainy, and 7 partly cloudy days in July. The rains are usually heavy. July as well as January, February, June, and August is considered the most uncomfortable time to visit Newton.