Summer in South Dakota means soaking up as much of that golden sunshine as we can, whether going on a long, leisurely drive; hiking on a scenic trail, or cooling off in the crystal-clear pool of a waterfall. Summer, after all, is oh-so-fleeting. Before we know it, winter's cold and snowy days will return. Make the most of every moment of the sunny season by making a to-do list, which you can start by adding these things to do in South Dakota in summer.

Best Summer Vacation Destinations In South Dakota

We don't have to travel far to find an idyllic summer vacation destination in South Dakota. Whether you're looking for family things to do In South Dakota in summer or you're planning a solo getaway, you'll find these three charming spots promise something for everyone.

1. Rapid City

Location: Rapid City

Popularity: Very popular

Need To Know: If you're on a tight budget, you'll find plenty of fun things to do in Rapid City that are free or low-cost.

Earning props as one of the coolest small towns in the United States, Rapid City promises plenty of family things to do in South Dakota in summer. If you've got little ones, plan a visit to the free-admission Storybook Island where fairy tales come to life; have a picnic in the shadow of prehistoric creatures at Dinosaur Park, and get an up-close look at an assortment of animals at Reptile Gardens. Stroll past the presidents downtown, and relax at Main Street Square after shopping and grabbing a bite at one of the town's charming restaurants.

2. DeSmet

Location: DeSmet

Popularity: Very popular

Need To Know: This is the town to go to if you're a fan of Laura Ingalls Wilder.

Get a glimpse of yesteryear with a summertime visit to DeSmet, a city best known as the little town on the prairie in Laura Ingalls Wilder's children's book series. Explore Laura and her family's footsteps in this darling town with visits to the Ingalls Homestead, Silver Lake, and the DeSmet Cemetery, where several family members, including Ma (Caroline) and Pa (Charles), are buried. For nine days in July, the town hosts the Laura Ingalls Wilder Pageant, which showcases Laura's stories.

3. Spearfish

Location: Spearfish

Popularity: Very popular

Need To Know: A day usually isn't enough to experience all that Spearfish has to offer.

If you're on the hunt for fun things to do in South Dakota in summer, plan a day trip or a weekend getaway to Spearfish. The darling town offers something for everyone, from adventurers to foodies. Spearfish Canyon is a must-visit. Bring your bike or lace up your hiking shoes to explore this natural wonder, or chase a few waterfalls. Spearfish Falls, Roughlock Falls, and Bridal Veil Falls all deserve a spot on your must-visit list. After a long day of outdoor fun, head to Downtown Spearfish to grab a bite to eat, and stroll down Main Street. Try to time your visit for Friday. Experience Downtown Friday Nights, every Friday through late August, for this self-described block party that includes live entertainment, fun for the kids, food and drink, and crafts.

Best Lakes To Visit In South Dakota This Summer

Summer's heat can sometimes leave us a bit, well, tired. Sure, we can avoid the climbing temperatures by escaping into the A/C, but why not enjoy an old-fashioned summer day at one of the best lakes to visit in South Dakota in summer? Here are just a few to get your to-do list started.

4. Sylvan Lake

Location: East Custer

Popularity: Very popular

Need To Know: You must pay an entrance fee to Custer State Park.

For one of the best cheap things to do in South Dakota in summer, pack all of your beach gear and spend the day (or a few days!) at Sylvan Lake, tucked in Custer State Park. Snag a spot on the cozy sandy beach and cool off in the lake's crystal-clear water. If you prefer spending your time on the water instead of in it, you won't find a prettier lake for kayaking and canoeing.

5. Horsethief Lake

Location: Mount Rushmore Unorganized Territory

Popularity: Very popular

Need To Know: This pristine lake has an ADA-accessible fishing pier.

Sometimes all we need to create the perfect summer day is a swimming hole, and that's just what you'll find at Horsethief Lake. Two miles from Mount Rushmore, Horsethief Lake beckons those who like to wade in the cool water on hot summer days. Bring your boat - it must be non-motorized - and float along the water. You can cast a line from your boat or the ADA-accessible fishing pier as fishing is popular here. If a day at the lake simply isn't enough, reserve a stay at the Horsethief Lake Campground, one of the best family things to do in South Dakota in summer.

6. Bismark Lake

Location: West Custer Township

Popularity: Popular

Need To Know: An entrance fee is required for Custer State Park.

Bismark Lake is perhaps best known as a prime fishing spot in South Dakota. Cast a line, and you might score brown and rainbow trout, smallmouth bass, catfish, or sunfish. Among South Dakota summer activities, swimming just might be the most popular, and you won't find a better place to cool off than Bismark Lake. Non-motorized boats are allowed on the water, offering a fun way to explore.

Parks To Visit In South Dakota This Summer

No matter how young at heart we are, we can all probably agree that one of the top ways to spend a summer day is at a good, old-fashioned pool or waterpark. How many of these parks to visit in South Dakota this summer already sit on your bucket list? If you've already been, now is the perfect time for a return visit.

7. Splash Central Waterpark

Location: Huron

Popularity: Very popular

Need To Know: Tickets are available, or you can purchase a season pass.

Remember how time went so fast when we were having fun as kids? Get ready for a blast from the past at Splash Central Waterpark. This waterpark is brimming with attractions. Spend the day meandering down the lazy river, zip down the drop or body slide, and float in the pool. The park offers something for visitors of all ages, including a kiddie pool and an obstacle course. Purchase a season pass if you plan to visit the waterpark often.

8. Wild Water West Waterpark

Location: Sioux Falls

Popularity: Very popular

Need To Know: Day tickets and season passes are available.

While away simmering hot summer days at Wild Water West Waterpark, the largest waterpark in South Dakota. Whether you're looking for an adrenaline rush or ways to relax, you'll find both here. Zoom down Tornado Alley; ride the waves at the wave pool, or float along the lazy river. If you've left the kids at home, enjoy a cold drink at the swim-up bar. (It might be one of the most romantic things to do in South Dakota in summer.) This isn't just a waterpark, though. Take to the water in a bumper boat; play a few rounds of mini golf, and race a go-kart.

9. Terrace Park

Location: Sioux Falls

Popularity: Very popular

Need To Know: Day and season passes are available.

From basketball courts to a playground, Terrace Park in Sioux Falls has something for everyone. (You'll find some of the best free things to do in South Dakota in summer at this popular park.) But if you're visiting on a hot summer day, start your time at the aquatic center. Get an adrenaline rush on one of the four drop slides, and relax in the pool. There's greenspace to drop your towel and soak up the sun.

Best Free Summer Activities

Summer goes by so quickly, and with all there is to do it can also be quite pricey as we try to squeeze everything into a few short months. Fortunately, we've got plenty of free things to do in South Dakota in summer - from frolicking at natural waterparks to taking a refreshing hike. Which of these best free summer activities will earn the top spot on your summer to-do list?

10. Swim in Cascade Falls

Location: Northeast Fall River

Popularity: Very popular

Need To Know: If you're starting in Hot Springs, travel about nine miles south on Highway 71 to find this hidden gem.

Bring your swimming gear and a sense of adventure for your day at Cascade Falls. You'll know you've arrived when you see the small picnic area, perfect for enjoying a bite on a lovely summer day. When you're ready to cool off, slip into the clear pool of water that's not technically a hot spring but the water temperature usually hovers around a balmy 67 degrees Fahrenheit. Water levels vary depending on where you are in the pool. Some parts are shallow enough for wading while you can jump from large rocks into the deeper sections. Since the area can be slippery, wear water shoes.

11. Take A Dip In Hippie Hole

Location: Unorganized territory

Popularity: Popular

Need To Know: A .06-mile path leads to the swimming hole;

Slip into the cool water of Hippie Hole, a hidden swimming hole that's flanked by chiseled rocks. The tiered waterfall is sure to take your breath away any time of the year, but its pool is the place to be on a hot summer day. Sunbathe on the rocks; jump into the water, and enjoy a refreshing swim.

12. Hike To Devil's Bathtub

Location: Lead

Popularity: Very popular

Need To Know: Wear proper footwear on this moderately challenging hike.

Gear up for a summer challenge that will lead you to Devil's Bathtub, one of the most beautiful swimming holes in South Dakota. The 1.5-mile trail promises a ton of natural beauty, but go prepared. Sunscreen and plenty of water are essential. Although you may work up a sweat on your way to the swimming hole, you'll forget all about the hard work when you glide into the cool water.

Best Summer Events And Festivals In South Dakota

Summer in South Dakota wouldn't be complete without a full menu of events and festivals. We'll find so much to do in South Dakota in summer that our calendar's sure to be jam-packed. Here are a few additions for your summer to-do list.

13. Family Camp Out At The Great Plains Zoo

Location: Sioux Falls

Popularity: Very popular

Need To Know: Children must be at least six to participate in family camp outs.

Pack all your camping gear for a one-of-a-kind adventure at the Great Plains Zoo. One of the best family things to do in South Dakota in summer, camp outs allow guests to set up their tents near the rhinos for an evening of fun under the stars. Activities include a tour of the zoo after dark, gathering around the fire pit, and meeting ambassador animals.

14. Hill City Wine, Brew, & BBQ

Location: Hill City

Popularity: Very popular

Need To Know: Admission to the festival is free. However, you will have to pay for tokens if you want to purchase food and drink.

Sample some of the best BBQ, wine, and beer at the annual Hill City Wine, Brew,& BBQ festival, generally held for two days in mid-August. One of the cheap things to do in South Dakota in summer, the festival features live entertainment, competitions, and plenty of good eats. There's even a dessert competition. Bring a hearty appetite.

15. Corn Palace Festival

Location: Mitchell

Popularity: Very popular

Need To Know: The 2024 Corn Palace Festival is set for Aug. 20-25.

The annual Corn Palace Festival deserves a spot at the top of your summer bucket list. This family-friendly festival spans six days and boasts a full menu of activities and events, including carnival rides, live entertainment, vendors, and bingo.

What do you think of the best things to do in South Dakota in summer? What are South Dakota summer activities that always make it on your itinerary? Let us know in the comments! One of the best fun things to do in South Dakota in summer is road-tripping. Check out some of the best road trips in South Dakota.

Before you hit the road on any of your summer adventures, take a peek at the OIYS road trip essentials packing list.