February in Ashburn is the windiest and the cloudiest month of the year. In February, the weather in Ashburn is typically cold. Average daily high temperature in February is about 5 degrees above zero. On average, Ashburn has 13 partly cloudy, 7 sunny, 6 rainy, and 3 cloudy days in February. The rains are usually heavy. February as well as January, March, and December is considered the most uncomfortable time to visit Ashburn.