In March, the weather in Ulan is typically cold. Average daily high temperature in March is about 10 degrees above zero. On average, Ulan has 9 cloudy, 8 rainy, 8 sunny, 5 partly cloudy, and 1 snowy day in March. The rains are usually moderate. March as well as January, February, November, and December is considered the most uncomfortable time to visit Ulan.