In March, the weather in Sapporo is typically cold. Average daily high temperature in March is about 1 degree above zero. On average, Sapporo has 14 snowy, 12 rainy, 2 sunny, 2 cloudy, and 1 partly cloudy day in March. The snowfalls are usually heavy. March as well as April, May, July, and October is considered the most uncomfortable time to visit Sapporo.