July in Supra is the warmest month of the year. In July, the weather in Supra is typically warm. Average daily high temperature in July is about 22 degrees above zero. On average, Supra has 14 partly cloudy, 9 sunny, 7 rainy, and 1 cloudy day in July. The rains are usually moderate. July as well as June and August is considered the most comfortable time to visit Supra.