Buenos Aires Monthly Climate

Buenos Aires has a humid subtropical climate with hot summers and mild winters. The city experiences four distinct seasons, with rainfall distributed fairly evenly throughout the year. Its location on the Río de la Plata estuary influences its weather patterns with moderate temperatures and high humidity.

Don't forget to check WhereWeather Website for weather statistics on your exact travel dates, for any city in the world. You can also compare different cities and dates side-by-side.

Temperature Overview

Average Daytime Temperature: 22°C (72°F)
Average Nighttime Temperature: 14°C (57°F)

Rainfall Statistics

Annual average daily rainfall: 3.2 mm (0.13 inches) per day
Rainiest month: March with around 4.1 mm (0.16 inches) per day
Driest month: June with around 2.3 mm (0.09 inches) per day
Average number of rainy days per year: 95 days

Monthly Weather Conditions

Temperature

Precipitation

Seasonal Breakdown

December-February (Summer)

Highs: 29-30°C (84-86°F)
Lows: 19-20°C (66-68°F)
Rainy Days: 8-9 days per month
Average Precipitation: 3.7 mm/day
Hot and humid with frequent thunderstorms

March-May (Autumn)

Highs: 19-26°C (66-79°F)
Lows: 12-18°C (54-64°F)
Rainy Days: 7-9 days per month
Average Precipitation: 3.5 mm/day
Pleasant temperatures with moderate rainfall

June-August (Winter)

Highs: 15-17°C (59-63°F)
Lows: 8-9°C (46-48°F)
Rainy Days: 7 days per month
Average Precipitation: 2.4 mm/day
Mild winters with occasional cold snaps

September-November (Spring)

Highs: 19-26°C (66-79°F)
Lows: 11-16°C (52-61°F)
Rainy Days: 7-9 days per month
Average Precipitation: 3.2 mm/day
Warming temperatures with variable conditions

Best Time to Visit

The best times to visit Buenos Aires are during the spring (October to November) and autumn (March to May) when temperatures are mild and crowds are smaller. However, each season offers unique experiences:

Spring (September-November) brings comfortable temperatures and blooming jacaranda trees that paint the city purple. This is an excellent time for outdoor activities and sightseeing before the summer heat arrives.

Summer (December-February) is hot and humid with occasional thunderstorms. While this is peak tourist season, many locals leave the city, and some smaller shops and restaurants may close. Morning and evening activities are recommended to avoid the midday heat.

Autumn (March-May) offers pleasant temperatures and beautiful fall colors. This is another ideal time for exploring the city, with fewer tourists and comfortable conditions for walking tours and outdoor cafes.

Winter (June-August) is mild compared to many Northern Hemisphere cities, with occasional cold spells. While tourist numbers are lower, this can be a good time to enjoy the city's indoor cultural attractions, tango shows, and cafes.

Before you go ahead and plan your next visit, make sure to check the weather forecast for your exact travel dates on WhereWeather Website. You can also compare different cities and dates side-by-side.