February in Philadelphia is the windiest and the cloudiest month of the year. In February, the weather in Philadelphia is typically cold. Average daily high temperature in February is about 4 degrees above zero. On average, Philadelphia has 9 rainy, 8 partly cloudy, 7 sunny, and 5 cloudy days in February. The rains are usually moderate. February as well as January, March, May, and December is considered the most uncomfortable time to visit Philadelphia.