Buenos Aires weather in September
Mild and comfortable, with occasional showers. Average highs of 18°C and lows of 11°C, with around 7 rainy days expected throughout the month.
While September isn't our top-rated month for Buenos Aires, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
18°C
Average low
11°C
Rainy days
7 days
Best months to visit
January, February, March, November, December
What to do in Buenos Aires in September
Whatever the weather, Buenos Aires rewards curious visitors. Here are some of the best ways to spend your time:
Tango milonga
Recoleta Cemetery
San Telmo market
La Boca
Steak and Malbec dinner
MALBA modern art museum
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
Recommended
January
28C
Warm and pleasant, with occasional showers.
Recommended
February
27C
Warm and pleasant, with occasional showers.
Recommended
March
25C
Warm and pleasant, with occasional showers.
April
21C
Mild and comfortable, with occasional showers.
May
17C
Cool, with occasional showers.
June
15C
Cool, with occasional showers.
July
14C
Cool, with occasional showers.
August
16C
Cool, with occasional showers.
September (you are here)
18C
Mild and comfortable, with occasional showers.
October
21C
Mild and comfortable, with occasional showers.
Recommended
November
24C
Mild and comfortable, with occasional showers.
Recommended
December
27C
Warm and pleasant, with occasional showers.
Book your September trip to Buenos Aires
Find hotels, tours and experiences for the perfect escape.
