Buenos Aires weather by month › September
Buenos Aires in September: weather and what to expect
Yes. September is one of the best months to visit Buenos Aires.
September weather in Buenos Aires
Daytime high67°F 19°C
Night low49°F 10°C
Rain3.0 in 77 mm
AirComfortable
SunModerate sun
In September, Buenos Aires averages highs of 67°F (19°C) and lows of 49°F (10°C), with 3.0 in (77 mm) of rain. The air feels comfortable and the sun is moderate. 1991–2020 averages, not a forecast.
Pack: light layers, a sweater for evenings.
Places with the same weather in September
Match out of 100 for September, one city per country.
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec