January in Grand Forks is the cloudiest and the most freezing month of the year. In January, the weather in Grand Forks is typically freezing. Average daily high temperature in January is about 9 degrees below zero. On average, Grand Forks has 26 cloudy, 3 snowy, and 2 sunny days in January. The snowfalls are usually light. January as well as February, March, April, and November is considered the most uncomfortable time to visit Grand Forks.