January · Argentina
Best time to visit Buenos Aires in January Weather, crowds & prices
Weather in Buenos Aires in January
Average temperature 25°C, 67 mm of rain, about 29 days with 6+ hours of sunshine and 65% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
January score
7.8/10
Ranked #7 of 12 months
- Avg temp
- 25°C
- Rainfall
- 67 mm
- Humidity
- 65%
- Days with 6h+ sun
- 29
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
January in Buenos Aires scores 7.8/10 for sightseeing and cultural travel - ranked #7 of 12. Expect around 25°C, 67 mm of rain, and roughly 29 days with 6+ hours of sunshine this month.
Tango nights, steakhouse culture, and European-style avenues shine November through March.
January in Buenos Aires: strong conditions, 7th of 12
January averages 25°C (77°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.
Rainfall runs 67 mm, so plan one flexible day in three; you still get about 29 days with 6+ hours of sunshine and 14.2 hours of daylight.
It scores 7.8/10 here, 7th of 12 months, against 9.2/10 in the destination's best month.
Pack light clothing, a hat and real sun protection, a packable rain layer.
Plan for mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Buenos Aires in January?
- In January, Buenos Aires averages 25°C, 67 mm of rain, and about 29 days with 6+ hours of sunshine. Its climate-comfort score is 7.8/10.
- Is January a good time to visit Buenos Aires?
- January earns a 7.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Buenos Aires in January?
- Expect about 67 mm of rain in January. Average humidity is 65% and there are about 29 days with 6+ hours of sunshine.
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