2026 Climate Averages

Weather: Buenos Aires — December

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

👍 Climate Overview

December is a good time to visit Buenos Aires. Warm weather with highs of 27°C—great for outdoor activities. Being off-peak, you'll find better deals and fewer crowds.

8.8
GoTripzi Score Excellent

Based on weather comfort, crowds, prices, and activity options

Avg High

27°C

Avg Low

19°C

Rainy days

7days

Daylight

14.4h

Rainfall

60mm

Sunshine

12.4h/day

Humidity

65%

Humid
Sun Strength

11.1

Extreme
Wind

24 km/h (gusts 38)

Is December a good time to visit Buenos Aires?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Moderate
  • Travel Costs Peak Rates

Daylight

Sunrise

05:36

Sunset

20:02

14.4h daylight

Visiting Buenos Aires in December: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Abundant sunshine for beach and outdoor fun
  • Fewer crowds and better hotel deals
  • Long daylight hours maximize sightseeing time

Cons

  • Very high UV — sunscreen and shade essential

Things to Do in December

Events & Festivals

🎭
Buenos Aires Dances (outdoor milongas)
December Cultural

Recommended for This Weather

🚶 Walking tours & sightseeing
🚲 Cycling & bike tours
🥾 Hiking & nature trails
🍜 Food tours & culinary experiences
🎭 Cultural tours & local experiences

Buenos Aires Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 28°C 21°C 7d (70mm) 12.1h
66% Humid
10.9 Extreme
Good
Feb 27°C 20°C 8d (88mm) 10.9h
69% Humid
9.2 Very High
Good
Mar 25°C 20°C 10d (137mm) 9.7h
73% Humid
7.1 Very High
Excellent
Apr 21°C 15°C 8d (85mm) 8.7h
75% Humid
5.6 High
Excellent
May 17°C 11°C 5d (57mm) 7.9h
76% Humid
4.2 Moderate
Good
Jun 15°C 9°C 5d (26mm) 7.3h
77% Humid
3.5 Moderate
Good
Jul 14°C 8°C 6d (31mm) 7.5h
77% Humid
3.8 Moderate
Good
Aug 16°C 9°C 5d (63mm) 8.4h
73% Humid
5.1 High
Good
Sep 18°C 11°C 5d (54mm) 9h
73% Humid
6.7 High
Good
Oct 21°C 14°C 7d (59mm) 10.4h
69% Humid
8.7 Very High
Excellent
Nov 24°C 17°C 8d (82mm) 11.3h
67% Humid
10.3 Extreme
Excellent
Dec Current 27°C 19°C 7d (60mm) 12.4h
65% Humid
11.1 Extreme
Good

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Your Best MonthJanScore: 8.4
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4.7

Where to Stay

See hotels, apartments & rentals around Buenos Aires – live prices from Booking.com, Expedia, Vrbo and more

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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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What to Pack for December

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. Pack a compact umbrella or light rain jacket for occasional showers. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Moderate Moderate

🎒Personalized Packing List

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Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Buenos Aires?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is December a good time to visit Buenos Aires?
December is typically good for visiting Buenos Aires, with average highs of 27°C and around 7 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Buenos Aires in December?
Evenings in Buenos Aires during December are mild at 19°C. A light cardigan or long sleeves for evenings is usually enough. Outdoor dining remains comfortable, making it a great time to enjoy rooftop bars and terrace restaurants.
What should I pack for Buenos Aires in December?
With highs of 27°C and lows of 19°C in December, we recommend: Compact umbrella, Lightweight breathable clothes, Sunscreen SPF 30+, Sun hat. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Buenos Aires in December?
Buenos Aires typically sees around 7 rainy days in December. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Buenos Aires in December?
In December, Buenos Aires gets approximately 14.4 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is December peak season in Buenos Aires?
No, December is not peak season in Buenos Aires. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: America/Argentina/Buenos_Aires)

Last Updated: February 2026

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