Operating Hours & Seasons

The park itself is open 24 hours, but visitor center hours change throughout the year.

NPS Photo

 

Exploring the Cave

Get your tour information here. Cave tour times vary based on time of year. Call us at (605)-745-4600 to confirm tour times.

Exploring the Surface

The park's surface is open all day, every day for you to explore. However, snow and severe weather can limit access to some remote parts of the park, especially in winter. For current road and trail conditions call the visitor center at [phone]. Check road conditions on your route before traveling to the park.

Seasons

The park receives about 18" of rain annually, most falling in the spring. Summers are generally hot and dry, though thunderstorms, some producing large hail, are fairly common. Fall provides warm, dry days and cool evenings. Winter storms frequently bring snow, occasionally closing park roads temporarily. The temperature inside the cave remains 54°F (11°C) year round.

 

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Hours & Seasons

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