January weather forecast in Bangor

January in Bangor is the snowiest and the most freezing month of the year. In January, the weather in Bangor is typically freezing. Average daily high temperature in January is about 2 degrees below zero. On average, Bangor has 10 sunny, 8 partly cloudy, 6 snowy, 6 cloudy, and 1 rainy day in January. The snowfalls are usually heavy.