São Paulo weather in March
March in São Paulo: hot, rainy, with very humid — a great time to visit.
#10 of 12 months in São Paulo · #381 of 604 destinations to visit in March · comfort 71/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
São Paulo climate normals — March
| Daytime high | 27°C / 80°F | 🥵 hot |
|---|---|---|
| Nighttime low | 19°C / 66°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 119 mm / 4.7 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 9.7 h/day | |
| Daylight | 12.2 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 81 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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São Paulo in March — FAQ
- Is March a good time to visit São Paulo?
- March in São Paulo: hot, rainy, with very humid — a great time to visit. It ranks #10 of 12 months for São Paulo on SeasonMap's comfort score (71/100).
- What is the weather like in São Paulo in March?
- In March, São Paulo averages a daily high of 26.5°C and a low of 18.8°C, with about 119.4 mm of rain over roughly 15 rainy days.
- What is the air quality in São Paulo in March?
- São Paulo has a mean US Air Quality Index of about 81 in March.