In October, the weather in Belo Horizonte is typically warm. Average daily high temperature in October is about 25 degrees above zero. On average, Belo Horizonte has 21 rainy, 5 sunny, 4 partly cloudy, and 1 cloudy day in October. The rains are usually heavy. October as well as January, February, March, and November is considered the most uncomfortable time to visit Belo Horizonte.