July in Martínez is the coldest month of the year. In July, the weather in Martínez is typically warm. Average daily high temperature in July is about 14 degrees above zero. On average, Martínez has 14 sunny, 13 partly cloudy, 3 rainy, and 1 cloudy day in July. The rains are usually moderate. July as well as June is considered the most uncomfortable time to visit Martínez.