Buenos Aires Weather in January
Argentina · January climate averages and travel tips
Avg high28°C (82°F)
Avg low22°C (71°F)
Rainfall96 mm (3.8 in)
RatingExcellent 8.9/10
Buenos Aires in January sees daytime temperatures around 28°C (82°F), dropping to about 22°C (71°F) at night. January is summer in Argentina. The month is moderately rainy, with about 96 mm (3.8 in) of rain spread over 9 days, making it the third wettest month of the year. You get roughly 14.1 hours of daylight and a mix of sun and cloud.
Is January a good time to visit Buenos Aires?
Yes — January is one of the best months to visit Buenos Aires. The weather rates excellent (8.9/10) on our comfort score.
January weather at a glance
| Average high | 28°C (82°F) |
|---|---|
| Average low | 22°C (71°F) |
| Daily mean | 25°C (77°F) |
| Rainfall | 96 mm (3.8 in) |
| Rainy days (1 mm+) | 9 |
| Humidity | 67% |
| Cloud cover | 45% |
| Daylight | 14.1 hours |
| Est. sunshine | 8.5 hours/day |
| Wind | 17 km/h |
| vs December | 2°C warmer than December, with 12 mm more rain. |
What to pack for Buenos Aires in January
- light, breathable clothing
- sunscreen and a hat
- an umbrella or rain jacket
- swimwear
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
← DecemberBest time to visit Buenos AiresFebruary →
Nearby in January
- Montevideo26°C · 108 mm
- Cordoba32°C · 132 mm
- Porto Alegre30°C · 119 mm
- Mendoza33°C · 48 mm
- Asuncion34°C · 132 mm
- Santiago32°C · 10 mm
Where else is good in January? See where to go in January.