August in Sao Domingos is the rainiest, the cloudiest, and the coldest month of the year. In August, the weather in Sao Domingos is typically hot. Average daily high temperature in August is about 28 degrees above zero. On average, Sao Domingos has 30 rainy and 1 sunny day in August. The rains are usually heavy. August as well as July and September is considered the most uncomfortable time to visit Sao Domingos.