July in Launceston is the rainiest and the coldest month of the year. In July, the weather in Launceston is typically warm. Average daily high temperature in July is about 11 degrees above zero. On average, Launceston has 13 rainy, 10 sunny, 6 partly cloudy, and 2 cloudy days in July. The rains are usually heavy. July as well as June, August, September, and October is considered the most uncomfortable time to visit Launceston.