Brasília weather in August
August in Brasília: warm, dry, with clean air — an excellent time to visit.
#4 of 12 months in Brasília · #34 of 604 destinations to visit in August · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Brasília climate normals — August
| Daytime high | 27°C / 81°F | 🌤 warm |
|---|---|---|
| Nighttime low | 16°C / 60°F | |
| Feels like (high) | 26°C / 79°F | |
| Rainfall | 7 mm / 0.3 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 45% | 🍃 comfortable |
| Dew point | 8°C / 47°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 11.6 h | |
| Wind | 15 km/h / 10 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Brasília?
Loading map…
Brasília in August — FAQ
- Is August a good time to visit Brasília?
- August in Brasília: warm, dry, with clean air — an excellent time to visit. It ranks #4 of 12 months for Brasília on SeasonMap's comfort score (92/100).
- What is the weather like in Brasília in August?
- In August, Brasília averages a daily high of 27.3°C and a low of 15.7°C, with about 7.2 mm of rain over roughly 1.2 rainy days.
- What is the air quality in Brasília in August?
- Brasília has a mean US Air Quality Index of about 34 in August.