July in Ciudad Obregon is the rainiest and the cloudiest month of the year. In July, the weather in Ciudad Obregon is typically hot. Average daily high temperature in July is about 34 degrees above zero. On average, Ciudad Obregon has 23 rainy, 7 sunny, and 1 partly cloudy day in July. The rains are usually heavy. July as well as August is considered the most uncomfortable time to visit Ciudad Obregon.