February in Barnstaple is the coldest month of the year. In February, the weather in Barnstaple is typically cold. Average daily high temperature in February is about 8 degrees above zero. On average, Barnstaple has 16 rainy, 7 partly cloudy, 4 cloudy, and 2 sunny days in February. The rains are usually heavy. February as well as January, March, April, and May is considered the most uncomfortable time to visit Barnstaple.