July in Telluride is the rainiest, the cloudiest, and the warmest month of the year. In July, the weather in Telluride is typically warm. Average daily high temperature in July is about 16 degrees above zero. On average, Telluride has 27 rainy and 4 sunny days in July. The rains are usually heavy. July as well as April, May, August, and September is considered the most uncomfortable time to visit Telluride.