October in Manaus is the windiest month of the year. In October, the weather in Manaus is typically hot. Average daily high temperature in October is about 32 degrees above zero. On average, Manaus has 28 rainy, 1 sunny, 1 cloudy, and 1 partly cloudy day in October. The rains are usually heavy. October as well as January, February, March, and April is considered the most uncomfortable time to visit Manaus.