In March, the weather in Bozeman is typically cold. Average daily high temperature in March is about 5 degrees above zero. On average, Bozeman has 11 partly cloudy, 9 sunny, 5 cloudy, 3 rainy, and 3 snowy days in March. The rains are usually moderate. March as well as January, February, April, and May is considered the most uncomfortable time to visit Bozeman.