February in Addison is the cloudiest month of the year. In February, the weather in Addison is typically warm. Average daily high temperature in February is about 16 degrees above zero. On average, Addison has 10 sunny, 7 rainy, 7 partly cloudy, and 5 cloudy days in February. The rains are usually heavy. February as well as January, May, June, and July is considered the most uncomfortable time to visit Addison.