In March, the weather in Birch Run is typically cold. Average daily high temperature in March is about 7 degrees above zero. On average, Birch Run has 9 sunny, 9 partly cloudy, 6 rainy, 5 cloudy, and 2 snowy days in March. The rains are usually moderate. March as well as January, February, April, and October is considered the most uncomfortable time to visit Birch Run.