We recommend that you bring a warm jacket and rain gear even in the summer. In summer, stop at visitor centers or ranger stations for weather forecasts. Always carry extra clothing when hiking. Good walking shoes and layers of clothing are recommended throughout the year. Snowstorms increase in frequency and intensity as the weeks go by.
Sudden storms can cause a drop in temperature or result in precipitation.
Always carry extra clothing when hiking. Good walking shoes and layers of clothing are recommended throughout the year. Subzero over-night temperatures are common. Yellowstone also typically experiences periods of bitterly cold weather. Always carry extra clothing when hiking, skiing, or snowmobiling.