São Paulo weather in August
August in São Paulo: nice, a little rain — an excellent time to visit.
#3 of 12 months in São Paulo · #179 of 604 destinations to visit in August · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
São Paulo climate normals — August
| Daytime high | 23°C / 74°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 56°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 43 mm / 1.7 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 11.3 h | |
| Wind | 17 km/h / 10 mph | |
| Air quality (US AQI) | 85 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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São Paulo in August — FAQ
- Is August a good time to visit São Paulo?
- August in São Paulo: nice, a little rain — an excellent time to visit. It ranks #3 of 12 months for São Paulo on SeasonMap's comfort score (86/100).
- What is the weather like in São Paulo in August?
- In August, São Paulo averages a daily high of 23.4°C and a low of 13.4°C, with about 42.6 mm of rain over roughly 4.8 rainy days.
- What is the air quality in São Paulo in August?
- São Paulo has a mean US Air Quality Index of about 85 in August.