March in Bangor is the windiest month of the year. In March, the weather in Bangor is typically cold. Average daily high temperature in March is about 4 degrees above zero. On average, Bangor has 10 sunny, 8 partly cloudy, 6 cloudy, 4 rainy, and 3 snowy days in March. The rains are usually heavy. March as well as February, April, October, and November is considered the most uncomfortable time to visit Bangor.