August in Marau Sound is the windiest and the coldest month of the year. In August, the weather in Marau Sound is typically warm. Average daily high temperature in August is about 26 degrees above zero. On average, Marau Sound has 29 rainy, 1 sunny, and 1 partly cloudy day in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Marau Sound.