February in Seaside is the cloudiest month of the year. In February, the weather in Seaside is typically cold. Average daily high temperature in February is about 9 degrees above zero. On average, Seaside has 23 rainy, 4 sunny, and 2 cloudy days in February. The rains are usually heavy. February as well as January, March, April, and October is considered the most uncomfortable time to visit Seaside.