🇦🇷 Buenos Aires vs 🇲🇽 Mexico City
Weather Comparison
Current Weather Right Now
🇦🇷
Buenos Aires

66°F
Clear Sky
Feels like 65°F
H 68°F / L 64°F
Humidity: 62%
🇲🇽
Mexico City

75°F
Overcast Clouds
Feels like 73°F
H 75°F / L 75°F
Humidity: 29%
Climate Overview
Buenos Aires
Humid subtropical — hot humid summers, mild winters, year-round rainfall
Buenos Aires has a humid subtropical climate — hot and sticky summers, mild winters, and moderate rainfall year-round. The Pampas winds can create dramatic temperature swings. The city is in the Southern Hemisphere, so seasons are opposite to North America/Europe.
Mexico City
Subtropical highland — mild year-round due to altitude, distinct wet season
Mexico City's high altitude (7,350 ft/2,240m) keeps temperatures surprisingly mild year-round. Days are typically 65–75°F; nights cool significantly. The rainy season (May–October) brings afternoon thunderstorms. Air quality is a year-round concern due to the enclosed valley.
Seasonal Comparison
| Season | 🇦🇷 Buenos Aires | 🇲🇽 Mexico City |
|---|---|---|
| Spring | 57–73°F September–November | — |
| Summer | 72–88°F December–February | — |
| Fall | 61–75°F March–May | — |
| Winter | 48–63°F June–August | — |
Buenos Aires vs Mexico City: Frequently Asked Questions
Does Buenos Aires or Mexico City have better weather?
Buenos Aires and Mexico City have very different climates. Humid subtropical — hot humid summers, mild winters, year-round rainfall Mexico City: Subtropical highland — mild year-round due to altitude, distinct wet season. The best city depends on your preferred season and temperature range.
When is the best time to visit Buenos Aires vs Mexico City?
Best time for Buenos Aires: March, April, October, November. Best time for Mexico City: October, November, March, April.