July in Sao Goncalo is the coldest month of the year. In July, the weather in Sao Goncalo is typically warm. Average daily high temperature in July is about 25 degrees above zero. On average, Sao Goncalo has 15 sunny, 7 rainy, 6 partly cloudy, and 3 cloudy days in July. The rains are usually moderate. July as well as June and August is considered the most comfortable time to visit Sao Goncalo.