São Paulo weather in October
October in São Paulo: warm, rainy, with very humid — a great time to visit.
#8 of 12 months in São Paulo · #305 of 604 destinations to visit in October · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
São Paulo climate normals — October
| Daytime high | 26°C / 79°F | 🌤 warm |
|---|---|---|
| Nighttime low | 17°C / 62°F | |
| Feels like (high) | 28°C / 82°F | |
| Rainfall | 127 mm / 5 in | 🌧 rainy |
| Rainy days | 16 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 18°C / 64°F | |
| Sunshine | 8.6 h/day | |
| Daylight | 12.6 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 71 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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São Paulo in October — FAQ
- Is October a good time to visit São Paulo?
- October in São Paulo: warm, rainy, with very humid — a great time to visit. It ranks #8 of 12 months for São Paulo on SeasonMap's comfort score (76/100).
- What is the weather like in São Paulo in October?
- In October, São Paulo averages a daily high of 25.9°C and a low of 16.9°C, with about 126.5 mm of rain over roughly 15.8 rainy days.
- What is the air quality in São Paulo in October?
- São Paulo has a mean US Air Quality Index of about 71 in October.