Congaree National Park in September
In September, Congaree National Park averages a high of 86°F and a low of 64°F, with 3.4 inches of precipitation (rain plus melted snow). About 18,000 people visit, the 9th busiest of 12 (busy). Days are 12 hours 20 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 86° / 64°F
- Precipitation
- 3.4in
- Snow
- 0in
- Daylight
- 12h 20m
- Visitors
- 18,000
- Crowds
- Busy
Best months for weather and crowds instead: February (moderate), October (busy) and November (busy).
Weather 1991–2020 averages at Wedgefield, SC, 15.7 miles from the park's center, 250 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in September
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Blue Ridge Parkway | 75° / 53° | Very busy | Mild, wet |
| Great Smoky Mountains National Park | 78° / 56° | Busy | Mild |
| Chattahoochee River National Recreation Area | 83° / 63° | Very busy | Hot |
| Kennesaw Mountain National Battlefield Park | 80° / 62° | Very busy | Mild |
| Timucuan Ecological and Historic Preserve | 86° / 73° | Busy | Hot |
Closures, reservations and alerts: Congaree National Park on nps.gov
All twelve months at Congaree · National parks to visit in September