Buenos Aires Weather in December
Argentina · December climate averages and travel tips
Avg high27°C (80°F)
Avg low20°C (68°F)
Rainfall84 mm (3.3 in)
RatingExcellent 9.4/10
Buenos Aires in December sees daytime temperatures around 27°C (80°F), dropping to about 20°C (68°F) at night. December is summer in Argentina. The month is moderately rainy, with about 84 mm (3.3 in) of rain spread over 8 days. You get roughly 14.3 hours of daylight and a mix of sun and cloud.
Is December a good time to visit Buenos Aires?
Yes — December is one of the best months to visit Buenos Aires. The weather rates excellent (9.4/10) on our comfort score.
December weather at a glance
| Average high | 27°C (80°F) |
|---|---|
| Average low | 20°C (68°F) |
| Daily mean | 23°C (74°F) |
| Rainfall | 84 mm (3.3 in) |
| Rainy days (1 mm+) | 8 |
| Humidity | 67% |
| Cloud cover | 42% |
| Daylight | 14.3 hours |
| Est. sunshine | 9.1 hours/day |
| Wind | 17.1 km/h |
| vs November | 3°C warmer than November, with similar rainfall. |
What to pack for Buenos Aires in December
- light, breathable clothing
- sunscreen and a hat
- an umbrella or rain jacket
Buenos Aires weather in other months
Jan28°C / 22°C96 mmExcellentFeb27°C / 22°C112 mmExcellentMar25°C / 20°C114 mmExcellentApr21°C / 17°C90 mmExcellentMay17°C / 13°C67 mmExcellentJun15°C / 10°C47 mmExcellentJul14°C / 9°C66 mmGoodAug15°C / 10°C67 mmExcellentSep17°C / 12°C79 mmExcellentOct20°C / 15°C96 mmExcellentNov24°C / 18°C90 mmExcellentDec27°C / 20°C84 mmExcellent
← NovemberBest time to visit Buenos AiresJanuary →
Nearby in December
- Montevideo25°C · 86 mm
- Cordoba32°C · 100 mm
- Porto Alegre29°C · 101 mm
- Mendoza32°C · 32 mm
- Asuncion33°C · 169 mm
- Santiago31°C · 7 mm
Where else is good in December? See where to go in December.