Weather · Buenos Aires, Argentina
Buenos Aires Weather in September
Expect mild, some rain in Buenos Aires through September: highs near 18°C, lows around 10°C, 64mm of rain across the month. It's a reasonable time to visit.
Avg high
18°C
64°F
Avg low
10°C
50°F
Rainfall
64mm
#9 wettest of 12
What to pack
Layers, plus a jacket for mornings and nights. Rain is unlikely to interrupt your plans.
Timing a trip around the weather? A Local Friend in Buenos Aires builds it around the season for you.