February in Grimsi is the cloudiest month of the year. In February, the weather in Grimsi is typically cold. Average daily high temperature in February is about 2 degrees above zero. On average, Grimsi has 23 rainy, 5 cloudy, and 1 sunny day in February. The rains are usually moderate. February as well as January, March, April, and May is considered the most uncomfortable time to visit Grimsi.