July in Chihuahua is the rainiest and the cloudiest month of the year. In July, the weather in Chihuahua is typically warm. Average daily high temperature in July is about 26 degrees above zero. On average, Chihuahua has 24 rainy, 5 sunny, 1 cloudy, and 1 partly cloudy day in July. The rains are usually heavy. July as well as August and September is considered the most uncomfortable time to visit Chihuahua.