New Orleans weather in August
August in New Orleans: sweltering, soaked, with very humid — a fair time to visit.
#12 of 12 months in New Orleans · #536 of 604 destinations to visit in August · comfort 53/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
New Orleans climate normals — August
| Daytime high | 31°C / 88°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Feels like (high) | 37°C / 99°F | |
| Rainfall | 209 mm / 8.2 in | ⛈ soaked |
| Rainy days | 19 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 13.2 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 72 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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New Orleans in August — FAQ
- Is August a good time to visit New Orleans?
- August in New Orleans: sweltering, soaked, with very humid — a fair time to visit. It ranks #12 of 12 months for New Orleans on SeasonMap's comfort score (53/100).
- What is the weather like in New Orleans in August?
- In August, New Orleans averages a daily high of 31.2°C and a low of 26°C, with about 209.3 mm of rain over roughly 19.2 rainy days.
- What is the air quality in New Orleans in August?
- New Orleans has a mean US Air Quality Index of about 72 in August.