December 29 is generally a great time to visit Buenos Aires. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable 28°C weather. As it's peak season for Buenos Aires, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for Buenos Aires
Currency
ARS
$ Argentine peso
Language
Guaraní
+1 more
Driving
Right side
Connect
Cafés and restaurants commonly offer cus...
Safety
High Safety
GPI: 1.911
Buenos Aires Weather Forecast for December 29
"Warm & Sunny. Expect average highs of 28.1°C. 17% chance of rain."
What to Wear in Buenos Aires in December
Based on historical data for December 29, Buenos Aires typically experiences temperatures between 20.5°C and 28.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Buenos Aires
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
28.1°C
Daytime Peak
Average Low
20.5°C
Nighttime Low
Feels Like
30.5°C
🔥 Feels warmer
Rain Chance
17%
Avg 1.5mm if it rains
Cloud Cover
41%
Overcast
Pressure
1010.7 hPa
Medium volatility
Buenos Aires Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 94% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30+ required, seek shade
05:00 - 10:00
16:00 - 20:00
Type I-II
🔴 11 min to burn
Type III-IV
🟡 17 min to burn
Type V-VI
🟢 28 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21.4°C
Humid/Sticky
Heat Index
30.5°C
Feels hotter
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Argentina
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~135
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Buenos Aires
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:43
☀️ Noon
12:56
🌇 Sunset
20:10
⏱️ Daylight
14h 27m
Wind Speed
22.6 km/h
Moderate wind
Sunshine
12.0 hrs
Direct Sun (Cloud-free)
Humidity
67%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Buenos Aires
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Buenos Aires
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Buenos Aires on December 29 averages 28.1°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 97/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Buenos Aires Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (December 29) in other destinations
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📍 Is Buenos Aires Worth Visiting on December 29?
Planning a trip to Buenos Aires on December 29? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28.1°C with a 17% historical precipitation risk.
✈️ Travel Logistics: Approximately 135 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Argentina, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 24.8°C (swimming pool). Wave conditions are generally fun waves with heights around 0.65m.
📊 Historical Extremes: The hottest December 29 recorded in the last 30 years saw temperatures hit 35.6°C in 2021, while the coldest dropped to 16.3°C in 2022.