February in Gramado is the warmest month of the year. In February, the weather in Gramado is typically warm. Average daily high temperature in February is about 25 degrees above zero. On average, Gramado has 18 rainy, 10 sunny, and 1 partly cloudy day in February. The rains are usually heavy. February as well as January, September, October, and November is considered the most uncomfortable time to visit Gramado.