In November, the weather in Sejdisfjordur is typically cold. Average daily high temperature in November is about 1 degree above zero. On average, Sejdisfjordur has 21 rainy, 4 snowy, 3 cloudy, and 2 sunny days in November. The rains are usually heavy. November as well as January, March, April, and May is considered the most uncomfortable time to visit Sejdisfjordur.