July in Lorne is the coldest month of the year. In July, the weather in Lorne is typically warm. Average daily high temperature in July is about 11 degrees above zero. On average, Lorne has 15 rainy, 11 partly cloudy, 3 sunny, and 2 cloudy days in July. The rains are usually moderate. July as well as June, August, September, and October is considered the most uncomfortable time to visit Lorne.