2026 Climate Averages

Buenos Aires: Weather Guide & Climate

Complete month-by-month weather guide: Buenos Aires. Best time to visit: March, April, October, November. Plan your trip with detailed climate data.

Climate Overview

Buenos Aires has a moderate climate with average yearly highs of 21°C, lows of 14°C, and approximately 6 rainy days per month.

The best time to visit Buenos Aires is during March, April, October, November, when conditions are perfect for sightseeing and exploration

Now

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Feels like --
Wind --
Humidity --
UV Index --

Air Quality

Best Time

Mar, Apr, Oct, Nov

Conditions Excellent

Hottest

28°C January
Avg Low 20°
Rain 7d

Coldest

6°C July
Avg High 13°
Rain 6d

Driest Month

3 days May
Avg High 18°
Avg Low 11°

Forecast for your trip dates

Up to 16 days ahead
Best months: Mar, Apr, Oct, NovHottest: Jan (28°C) • Driest: May (3d rain)
Monthly weather data
Month High Low Rainy days Condition
January 28°C 20°C 7 Good
February 28°C 19°C 5 Good
March 26°C 20°C 9 Excellent (best)
April 21°C 14°C 7 Excellent (best)
May 18°C 11°C 3 Good
June 15°C 9°C 9 Good
July 13°C 6°C 6 Good
August 17°C 9°C 6 Good
September 17°C 10°C 4 Good
October 20°C 13°C 8 Excellent (best)
November 24°C 17°C 5 Excellent (best)
December 27°C 18°C 5 Good

Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025

Weather by Season

Winter

Dec–Feb

High: 15°C

Low: 8°C

Rainy days: 7 days/month

Spring

Mar–May

High: 20°C

Low: 13°C

Rainy days: 6 days/month

Summer

Jun–Aug

High: 28°C

Low: 19°C

Rainy days: 6 days/month

Autumn

Sep–Nov

High: 22°C

Low: 15°C

Rainy days: 6 days/month

Month-by-Month Weather Table

Buenos Aires

Tango capital, including European elegance, Tango show in San Telmo and La Boca colorful streets, steakhouses, and passionate culture.

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Common Questions

What type of climate does Buenos Aires have?

Buenos Aires has a Moderate climate with average yearly temperatures of 21°C (highs) and 14°C (lows).

When is the best time to visit Buenos Aires?

The best time to visit Buenos Aires is during March, April, October, November, when temperatures average around 26°C and conditions are ideal for sightseeing.

What are the hottest and coldest months in Buenos Aires?

The hottest month in Buenos Aires is January with average highs of 28°C, while the coldest is July with average lows of 6°C.

When is the rainy season in Buenos Aires?

Buenos Aires sees the most rain in March (9 rainy days), while May is the driest month (3 rainy days).

More Buenos Aires Guides

Best Time to Visit

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Things to Do

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Itineraries

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Overview

Complete travel guide for Buenos Aires: top things to do, itineraries, and typical costs.

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