Congaree National Park in August
August at Congaree National Park averages a daytime high near 90°F and an overnight low around 70°F, with about 4.9" of precipitation. Visitation runs about 0.8× the park's average month, which makes August a quiet month here.
- Average low
- 70°F
- Average high
- 90°F
Range across the year: 35°F to 91°F
- Precipitation
- 4.9 in
- Daylight
- 13.3 hours
Roughly 6% of the park's yearly visitors come in August: about 12,000 recreation visits in a typical year, based on National Park Service monthly counts from 1985 to 2025.
That makes August the 10th-busiest of the park's twelve months, sitting between the May peak (1.5×) and the January low (0.6×).
On our Best Time to Visit score August rates 59/100 ("Fair"). Our recommended month is September: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 80°F is hot, with afternoons near 90°F to plan the day around. These figures are 1991–2020 NOAA climate normals from the nearest station, about 15.1 miles from the park.
August falls inside the park's busiest stretch: June, July and August together pull about 22% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 13.3 hours of daylight in August to explore — between the 9.8-hour midwinter low and the 14.2-hour summer high.
Park-wide, 2025 drew 287,833 recreation visits, up 18.9% from 242,049 in 2024.
Across the past decade overall visitation has risen about 72.3%, so a August visit is likely to feel busier than it did a few years ago.
How August compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| July | 91°F / 71°F | 0.8× Quiet | 53 Fair |
| August | 90°F / 70°F | 0.8× Quiet | 59 Fair |
| September | 86°F / 64°F | 0.8× Quiet | 73 Good |
All twelve months at Congaree, with the best time to visit.
Frequently Asked Questions
August averages a daytime high near 90°F and an overnight low around 70°F at Congaree National Park, with about 4.9 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 15.1 miles from the park, so conditions inside the park can differ, especially at other elevations.
August is quiet at Congaree National Park (about 0.8× the average month). Our best-time score rates it "Fair" at 59/100. Our recommended month is September.
The busiest month is May and the quietest is January. August sits at about 0.8× the park's average, or 6% of annual visitation.
A typical August sees about 12,000 recreation visits at Congaree National Park, based on National Park Service monthly counts from 1985–2025.
Where to stay near Congaree in August
Booking a August trip to Congaree National Park? Compare hotels, cabins and vacation rentals near the park with live August availability and prices.
Top-rated places to stay near Congaree
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See the full ranking of the best national parks to visit in August.
Source: National Park Service Visitor Use Statistics (1985–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.