Temperatures and ClothingHokkaido's winter months are from December to March. Temperatures drop below freezing and it is very cold, with dozens of centimeters of snow piling up overnight. Please wear gloves and a scarf to protect yourself from the cold. Niseko Ski Resort is a vast ski resort overlooking Mount Yotei, famous for its powder snow. It is famous for its powder snow and is a great place for skiing, snowboarding, snowmobiling, and snowshoeing.