In February, the weather in Rostock is typically cold. Average daily high temperature in February is about 3 degrees above zero. On average, Rostock has 9 rainy, 7 partly cloudy, 6 sunny, 6 cloudy, and 1 snowy day in February. The rains are usually moderate. February as well as January, March, April, and October is considered the most uncomfortable time to visit Rostock.