Mid-summer · Weather & things to do
Buenos Aires in January
Buenos Aires's warmest month brings highs averaging 82°F (28°C), lows of 71°F (22°C) and about 4.1 in (104 mm) of rain.
At 85/100 for comfort (4th of 12), it's one of the best months to visit.
- Avg high
- 82°F (28°C)
- Avg low
- 71°F (22°C)
- Rain
- 4.1 in (104 mm)
- Humidity
- 68%
- Cloud cover
- 45%
- Daylight
- ~14 h 05 min
- Comfort score
- 85/100 · Great
What January feels like
Days are warm, averaging 82°F (28°C), easy weather for being outside from morning to evening.
Lows average 71°F (22°C).
Showers are part of the month, adding up to about 4.1 in (104 mm).
Plan around January
January is one of Buenos Aires's best months on the climate data.
- Start of the wettest three-month stretch (January – March), which brings about 13.7 in (348 mm) in total.
- Comfort slips from 89/100 in December to 85/100.
- Our Buenos Aires, Mendoza & Iguazú route recommends Mar – May, Sep – Nov, so January falls outside its suggested window.
What to pack for January
- Light, breathable clothes82°F afternoons
- Sunscreen, sunglasses and a hatstrong sun this month
- Packable rain jacket or umbrellaa shower or two is likely
- Comfortable walking shoesmost picks involve some walking
What to do in Buenos Aires in January
With conditions on your side, the picks below favor time outside.
Feria de San Telmo
Sunday antiques and street fair along Calle Defensa, with tango dancers in Plaza Dorrego.
Why now January scores 85/100 for comfort, good conditions for being outside.
Caminito
Painted tin-walled street in La Boca, near La Bombonera stadium.
Why now Highs near 82°F and 4.1 in of monthly rain make this an easy outdoor pick.
Recoleta Cemetery
Walled city of ornate mausoleums, including Eva Perón's family tomb.
El Cuartito
Classic 1934 pizzeria serving thick, cheesy porteño pizza and fainá under sports posters.
Florería Atlántico
Cocktail bar hidden behind a flower shop, with drinks built on immigrant traditions.
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Buenos Aires in January: quick answers
Is January a good time to visit Buenos Aires?
Yes. On the climate data it's one of the best months, scoring 85/100. Expect highs of 82°F (28°C) and 4.1 in (104 mm) of rain. Our Buenos Aires, Mendoza & Iguazú route recommends Mar – May, Sep – Nov, so January is outside its suggested window.
How hot is Buenos Aires in January?
Average highs are 82°F (28°C) and average lows 71°F (22°C), making it the warmest month by daytime highs.
Does it rain a lot in Buenos Aires in January?
Some: about 4.1 in (104 mm) of rain falls across January on average, the 4th-wettest month of the year. The annual total is about 43.5 in (1104 mm).
What should I pack for Buenos Aires in January?
Bring light, breathable clothes (82°F afternoons), sunscreen, sunglasses and a hat (strong sun this month), packable rain jacket or umbrella (a shower or two is likely) and comfortable walking shoes (most picks involve some walking).
More on Buenos Aires
Planning Buenos Aires in January?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.