October in Monte Alto is the windiest month of the year. In October, the weather in Monte Alto is typically hot. Average daily high temperature in October is about 29 degrees above zero. On average, Monte Alto has 17 rainy, 7 sunny, 5 partly cloudy, and 2 cloudy days in October. The rains are usually heavy. October as well as January, February, March, and November is considered the most uncomfortable time to visit Monte Alto.