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