Puerto Iguazú weather in March
March in Puerto Iguazú: sweltering, rainy, with clean air — a good time to visit.
#8 of 12 months in Puerto Iguazú · #441 of 604 destinations to visit in March · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Puerto Iguazú climate normals — March
| Daytime high | 31°C / 87°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 21°C / 71°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 109 mm / 4.3 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 21°C / 70°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 12.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 27 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Puerto Iguazú in March — FAQ
- Is March a good time to visit Puerto Iguazú?
- March in Puerto Iguazú: sweltering, rainy, with clean air — a good time to visit. It ranks #8 of 12 months for Puerto Iguazú on SeasonMap's comfort score (68/100).
- What is the weather like in Puerto Iguazú in March?
- In March, Puerto Iguazú averages a daily high of 30.5°C and a low of 21.4°C, with about 109 mm of rain over roughly 10.8 rainy days.
- What is the air quality in Puerto Iguazú in March?
- Puerto Iguazú has a mean US Air Quality Index of about 27 in March.