São Paulo weather in January
January in São Paulo: hot, soaked, with very humid — a good time to visit.
#11 of 12 months in São Paulo · #335 of 604 destinations to visit in January · comfort 67/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
São Paulo climate normals — January
| Daytime high | 27°C / 81°F | 🥵 hot |
|---|---|---|
| Nighttime low | 20°C / 67°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 207 mm / 8.2 in | ⛈ soaked |
| Rainy days | 22 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 9.4 h/day | |
| Daylight | 13.4 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 69 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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São Paulo in January — FAQ
- Is January a good time to visit São Paulo?
- January in São Paulo: hot, soaked, with very humid — a good time to visit. It ranks #11 of 12 months for São Paulo on SeasonMap's comfort score (67/100).
- What is the weather like in São Paulo in January?
- In January, São Paulo averages a daily high of 27.1°C and a low of 19.6°C, with about 207.1 mm of rain over roughly 22.2 rainy days.
- What is the air quality in São Paulo in January?
- São Paulo has a mean US Air Quality Index of about 69 in January.