What is the weather like in Buenos Aires vs Puerto Iguazú in September?

In September, Buenos Aires averages 19°C high / 12°C low with about 66 mm of rain; Puerto Iguazú averages 30°C high / 16°C low with about 92 mm.

Buenos Aires vs Puerto Iguazú in September

Buenos Aires is the better pick in September — 86 vs 76 on SeasonMap's comfort score. Buenos Aires is nice, a little rain, clean air, while Puerto Iguazú is hot, rainy.

Buenos Aires vs Puerto Iguazú — September climate, side by side

	🇦🇷 Buenos Aires	🇦🇷 Puerto Iguazú
Comfort score	86/100 (A)	76/100 (B)
Feels-like high	17°C	32°C
Avg high / low	19° / 12°	30° / 16°
Rainfall	66 mm	92 mm
Rainy days	6	8
Humidity	74%	70%
Air quality (AQI)	34	57

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Buenos Aires vs Puerto Iguazú in September — FAQ

Is September better in Buenos Aires or Puerto Iguazú?: Buenos Aires is the better pick in September — 86 vs 76 on SeasonMap's comfort score. Buenos Aires is nice, a little rain, clean air, while Puerto Iguazú is hot, rainy.
What is the weather like in Buenos Aires vs Puerto Iguazú in September?: In September, Buenos Aires averages 19°C high / 12°C low with about 66 mm of rain; Puerto Iguazú averages 30°C high / 16°C low with about 92 mm.