November in Porto is the cloudiest month of the year. In November, the weather in Porto is typically warm. Average daily high temperature in November is about 15 degrees above zero. On average, Porto has 14 rainy, 7 sunny, 6 partly cloudy, and 3 cloudy days in November. The rains are usually heavy. November as well as January, February, March, and April is considered the most uncomfortable time to visit Porto.