July in Tombstone is the rainiest and the cloudiest month of the year. In July, the weather in Tombstone is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Tombstone has 15 rainy, 6 sunny, 6 partly cloudy, and 4 cloudy days in July. The rains are usually heavy. July as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most uncomfortable time to visit Tombstone.