Atlanta weather in August
August in Atlanta: sweltering, rainy, with very humid — a good time to visit.
#9 of 12 months in Atlanta · #425 of 604 destinations to visit in August · comfort 69/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Atlanta climate normals — August
| Daytime high | 30°C / 86°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 22°C / 71°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 132 mm / 5.2 in | 🌧 rainy |
| Rainy days | 16 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 10.6 h/day | |
| Daylight | 13.4 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 70 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Atlanta in August — FAQ
- Is August a good time to visit Atlanta?
- August in Atlanta: sweltering, rainy, with very humid — a good time to visit. It ranks #9 of 12 months for Atlanta on SeasonMap's comfort score (69/100).
- What is the weather like in Atlanta in August?
- In August, Atlanta averages a daily high of 30.2°C and a low of 21.5°C, with about 132 mm of rain over roughly 15.8 rainy days.
- What is the air quality in Atlanta in August?
- Atlanta has a mean US Air Quality Index of about 70 in August.