July in McCaysville is the rainiest and the hottest month of the year. In July, the weather in McCaysville is typically hot. Average daily high temperature in July is about 29 degrees above zero. On average, McCaysville has 16 rainy, 8 sunny, and 7 partly 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 McCaysville.