Búzios weather in May
May in Búzios: warm, a little rain, with clean air — an excellent time to visit.
#5 of 12 months in Búzios · #374 of 897 destinations to visit in May · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Búzios in May
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Búzios climate normals — May
| Daytime high | 25°C / 76°F | 🌤 warm |
|---|---|---|
| Nighttime low | 21°C / 70°F | |
| Rainfall | 60 mm / 2.3 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 18°C / 65°F | |
| Sunshine | 9.4 h/day | |
| Daylight | 11 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 44 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Búzios in May — FAQ
- Is May a good time to visit Búzios?
- May in Búzios: warm, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for Búzios on SeasonMap's comfort score (84/100).
- What is the weather like in Búzios in May?
- In May, Búzios averages a daily high of 24.6°C and a low of 20.9°C, with about 59.6 mm of rain over roughly 8.4 rainy days.
- What is the air quality in Búzios in May?
- Búzios has a mean US Air Quality Index of about 44 in May.