November in London is the cloudiest month of the year. In November, the weather in London is typically warm. Average daily high temperature in November is about 10 degrees above zero. On average, London has 17 rainy, 8 cloudy, 3 sunny, and 2 partly cloudy days in November. The rains are usually moderate. November as well as January, February, March, and June is considered the most uncomfortable time to visit London.