October in Rio Cuarto is the windiest month of the year. In October, the weather in Rio Cuarto is typically warm. Average daily high temperature in October is about 23 degrees above zero. On average, Rio Cuarto has 21 sunny, 8 partly cloudy, and 2 rainy days in October. The rains are usually moderate. October as well as March, April, September, and November is considered the most comfortable time to visit Rio Cuarto.