Congaree National Park weather in August
August in Congaree National Park: sweltering, soaked, with very humid — a fair time to visit.
#11 of 12 months in Congaree National Park · #520 of 604 destinations to visit in August · comfort 55/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Congaree National Park climate normals — August
| Daytime high | 31°C / 88°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 23°C / 74°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 165 mm / 6.5 in | ⛈ soaked |
| Rainy days | 18 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 22°C / 71°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 13.4 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 55 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Congaree National Park?
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Congaree National Park in August — FAQ
- Is August a good time to visit Congaree National Park?
- August in Congaree National Park: sweltering, soaked, with very humid — a fair time to visit. It ranks #11 of 12 months for Congaree National Park on SeasonMap's comfort score (55/100).
- What is the weather like in Congaree National Park in August?
- In August, Congaree National Park averages a daily high of 31.3°C and a low of 23.3°C, with about 164.6 mm of rain over roughly 17.8 rainy days.
- What is the air quality in Congaree National Park in August?
- Congaree National Park has a mean US Air Quality Index of about 55 in August.