July weather forecast in Rochester

July in Rochester is the sunniest and the warmest month of the year. In July, the weather in Rochester is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Rochester has 21 sunny, 5 rainy, and 5 partly cloudy days in July. The rains are usually light. July as well as August and September is considered the most comfortable time to visit Rochester.