November in Riga is the rainiest month of the year. In November, the weather in Riga is typically cold. Average daily high temperature in November is about 4 degrees above zero. On average, Riga has 22 rainy, 6 cloudy, and 2 sunny days in November. The rains are usually moderate. November as well as March, October, and December is considered the most uncomfortable time to visit Riga.