Weather in Buenos Aires: Year-Round Guide

If you’ve booked your trip to Buenos Aires, you may be asking yourself: “What do I need to pack?” or “What’s the weather like in Buenos Aires?” Many visitors are caught off guard by the Argentine seasons, so here’s a quick guide to the weather in Buenos Aires, Argentina. This will help you decide whether to pack a woolly hat or sandals!

Spring (September - November)

 

Spring weather in Buenos Aires starts around September 21st, though sunny weather typically begins earlier. Expect temperatures between 17°C and 22°C (63°F - 72°F) during the day and cooler nights around 10°C (50°F). By the end of September, the city is in full bloom, with October temperatures rising to 26°C (79°F). This is perfect for t-shirts and shorts.

Summer (December - February)

 

Summer in Buenos Aires can be intense, with temperatures between 28°C and 32°C (82°F - 90°F), sometimes climbing as high as 35°C (95°F). The city can feel quieter during these months as locals head to the coast for vacations. If you’re visiting, pack light clothing and prepare for sudden downpours. Despite the heat, Buenos Aires remains a vibrant destination for those who enjoy warm weather.

Autumn (March – May)

Autumn in Buenos Aires, Argentina brings cooler temperatures after the hot summer. March averages 26°C (79°F), while April and May range between 16°C and 22°C (61°F - 72°F). It’s back-to-school time, and the city's energy picks up again. You’ll need a light jacket or sweater as the days grow shorter and cooler.

Winter (June – August)

Winter in Buenos Aires sees temperatures drop, with early mornings dipping to 0°C (32°F). The daytime is milder, ranging from 10°C to 15°C (50°F - 59°F). While snow is rare, it has occurred, notably in 2007. Winter offers a quieter but charming experience of the city. Pack warm clothing for your stay.

Enjoy Buenos Aires

No matter what time of year you visit, the weather in Buenos Aires has something to offer. From warm spring days to cooler winter nights, Buenos Aires, Argentina’s weather is as diverse as the city itself. Be sure to come prepared and enjoy everything the city has to offer, year-round.

For more detailed information and handy tips about the monthly weather in Buenos Aires, as well as seasonal temperatures, please visit our Weather and Climate page.

Check out our section on things to do in Buenos Aires for more information on activities to enjoy when visiting this splendid city.