November in Ostrov is the cloudiest month of the year. In November, the weather in Ostrov is typically cold. Average daily high temperature in November is about 3 degrees above zero. On average, Ostrov has 14 cloudy, 8 rainy, 4 partly cloudy, 2 snowy, and 2 sunny days in November. The rains are usually moderate. November as well as March, April, and October is considered the most uncomfortable time to visit Ostrov.