February in Sendai is the cloudiest month of the year. In February, the weather in Sendai is typically cold. Average daily high temperature in February is about 3 degrees above zero. On average, Sendai has 13 rainy, 9 cloudy, 4 partly cloudy, and 3 sunny days in February. The rains are usually moderate. February as well as January, March, and December is considered the most uncomfortable time to visit Sendai.