November in Brussels is the cloudiest month of the year. In November, the weather in Brussels is typically cold. Average daily high temperature in November is about 9 degrees above zero. On average, Brussels has 13 rainy, 8 cloudy, 7 partly cloudy, and 2 sunny days in November. The rains are usually moderate. November as well as January, February, March, and December is considered the most uncomfortable time to visit Brussels.