In October, the weather in San-Carlos-de-Bariloche is typically cold. Average daily high temperature in October is about 9 degrees above zero. On average, San-Carlos-de-Bariloche has 11 rainy, 9 partly cloudy, 6 cloudy, and 5 sunny days in October. The rains are usually heavy. October as well as April, May, June, and July is considered the most uncomfortable time to visit San-Carlos-de-Bariloche.