Best time to visit · South Carolina
Best Time to Visit Congaree National Park
Champion trees, a floodplain forest and synchronous fireflies.
The best time to visit Congaree National Park is March–May and October–November. For great conditions with fewer people, aim for March, April, October and November. It's busiest in May. Avoid July and August, when heat, storms and mosquitoes take over.
Month by month
Congaree by season
Winter Good
Mild and bug-free. The forest often floods, which is a beautiful sight from the boardwalk.
Spring Prime
Excellent for paddling. Synchronous fireflies light up the forest from mid-May to early June.
Summer Poor
Hot, humid and buggy. The park's 'mosquito meter' is often on the highest setting.
Fall Good
Comfortable again by October. November brings fall color and the best weather.
What to do
- Walk the 2.6-mile Boardwalk Loop
- Paddle Cedar Creek
- See the synchronous fireflies (late spring)
- Find champion loblolly pines
- Hike the Weston Lake Loop
Check the mosquito meter at the visitor center before you go into the forest from May through September.
Good to know
Congaree protects the largest intact expanse of old-growth bottomland hardwood forest in the southeastern United States.
Before you go: No entrance fee. Firefly viewing has used a lottery system in recent years. Check current conditions on nps.gov.
Getting there
Closest major airport: Columbia (CAE), about 30 minutes.
Nearby national parks
Approximate driving distance. Check a map for exact routes.
Where to stay
Congaree month-by-month ratings
| Month | Rating | Crowds | Notes |
|---|---|---|---|
| January | Good | Quiet | |
| February | Good | Quiet | |
| March | Prime | Moderate | Prime season starts · Best value |
| April | Prime | Moderate | Best value |
| May | Prime | Busy | Last prime month |
| June | Fair | Moderate | |
| July | Poor | Quiet | |
| August | Poor | Quiet | |
| September | Fair | Quiet | |
| October | Prime | Moderate | Prime season starts · Best value |
| November | Prime | Moderate | Last prime month · Best value |
| December | Good | Quiet |
Questions about visiting Congaree
When is the best time to visit Congaree National Park?
The best time to visit Congaree National Park is March–May and October–November. For great conditions with fewer people, aim for March, April, October and November. It's busiest in May. Avoid July and August, when heat, storms and mosquitoes take over.
What is the worst time to visit Congaree National Park?
July and August are the weakest time, when heat, storms and mosquitoes take over.
When is Congaree National Park most crowded?
Crowds peak in May. March, April, October and November offer the best balance of good conditions and fewer people.
Is Congaree National Park worth visiting in winter?
Mild and bug-free. The forest often floods, which is a beautiful sight from the boardwalk.
Do you need a reservation for Congaree National Park?
No entrance fee. Firefly viewing has used a lottery system in recent years. Always check the official NPS page for the current year's rules.
What is the closest airport to Congaree National Park?
The most convenient airport is Columbia (CAE), about 30 minutes.
How many days do you need at Congaree National Park?
Plan at least one full day, more if you want to hike or explore the backcountry.
More in Southeast · National parks in South Carolina · Season calendar
Last reviewed October 4, 2026. Ratings are editorial. Rules and road openings change each year, so confirm on the official NPS site before you go.