ClimaGo › Buenos Aires › Weather in December
Argentina
Summer heat builds to approximately 82°F with occasional thunderstorms, ideal for visiting parks, enjoying ice cream culture and experiencing vibrant street festivals while staying hydrated in the humid subtropical weather.
Avg High
27°C
Avg Low
19°C
Daily Rain
2.6mm
Rainfall
Low
✅ December is one of the best months to visit Buenos Aires!
The Paris of South America enchants with elegant architecture, passionate tango culture, world-class steaks, wine and sophisticated European-influenced charm.