February 21 is generally a great time to visit Buenos Aires. While there is a slight chance of rain (23%), showers are usually brief. Expect comfortable 27°C weather. Buenos Aires is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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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 February 21
"Warm & Sunny. Expect average highs of 26.9°C. 23% chance of rain."
What to Wear in Buenos Aires in February
Based on historical data for February 21, Buenos Aires typically experiences temperatures between 20°C and 26.9°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (23% 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
26.9°C
Daytime Peak
Average Low
20°C
Nighttime Low
Feels Like
27.9°C
☀️ Minor difference
Rain Chance
23%
Avg 2mm if it rains
Cloud Cover
44%
Overcast
Pressure
1012.9 hPa
Low 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 87% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
06:00 - 10:00
16:00 - 19:00
Type I-II
🔴 16 min to burn
Type III-IV
🟡 24 min to burn
Type V-VI
🟢 40 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21.2°C
Humid/Sticky
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Morning hours (before 11 AM)
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
85/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~115
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Buenos Aires
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:34
☀️ Noon
13:08
🌇 Sunset
19:42
⏱️ Daylight
13h 7m
Wind Speed
21.6 km/h
Moderate wind
Sunshine
10.5 hrs
Direct Sun (Cloud-free)
Humidity
71%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Buenos Aires
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
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
🟢 Quiet
Price Level
💰 Affordable
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Mild discomfort possible for arthritic conditions.
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 February 21 averages 26.9°C with a 23% precipitation probability. Wedding/Outdoor Event Score: 96/100."
— 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
Better Alternatives Nearby
Consider these dates within ±7 days
February 15
27°C • 11% rain
Score
100
February 16
27.1°C • 11% rain
Score
100
February 17
27.2°C • 14% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (February 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Buenos Aires Worth Visiting on February 21?
Planning a trip to Buenos Aires on February 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 26.9°C with a 23% historical precipitation risk.
✈️ Travel Logistics: Approximately 115 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 25.7°C (tropical bath). Wave conditions are generally fun waves with heights around 0.54m.
📊 Historical Extremes: The hottest February 21 recorded in the last 30 years saw temperatures hit 33°C in 2025, while the coldest dropped to 12.6°C in 2020.