February in Derby is the cloudiest month of the year. In February, the weather in Derby is typically cold. Average daily high temperature in February is about 6 degrees above zero. On average, Derby has 11 rainy, 11 cloudy, 4 partly cloudy, and 3 sunny days in February. The rains are usually light. February as well as January, March, June, and July is considered the most uncomfortable time to visit Derby.