This festival is held yearly for five days and usually ends on the second Sunday of June. But the schedule can change of there are other big events going in Sapporo at the same time. So please double check the festival website!
Sapporo Snow Festival 札幌雪祭り さっぽろゆきまつり
The Sapporo Snow Festival is one of the great snow festivals in the world. Every early February more two million people from around the world come here!