Mid-spring · Weather & things to do
Buenos Aires in October
Buenos Aires warms up: highs climb to 68°F (20°C), from 63°F in September, with lows of 58°F (15°C) and about 4.3 in (109 mm) of rain.
It scores 84/100 for comfort, 8th of 12, which makes it a solid shoulder-season month.
- Avg high
- 68°F (20°C)
- Avg low
- 58°F (15°C)
- Rain
- 4.3 in (109 mm)
- Humidity
- 76%
- Cloud cover
- 53%
- Daylight
- ~12 h 54 min
- Comfort score
- 84/100 · Great
What October feels like
Highs near 68°F (20°C) make for comfortable sightseeing weather.
Lows average 58°F (15°C).
Some rain is likely, about 4.3 in (109 mm) in the month, so pack for a shower or two.
Plan around October
October is shoulder season: good weather, a step below the best months (April & May and November – February).
- Comfort holds steady from September (84 → 84/100).
- October sits inside the Mar – May, Sep – Nov window our Buenos Aires, Mendoza & Iguazú route recommends.
What to pack for October
- A warm layer for eveningsnights drop to 58°F
- Packable rain jacket or umbrellaabout 4.3 in of rain
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Buenos Aires in October
October is good outdoor weather here, so these picks lean toward the open air.
Caminito
Painted tin-walled street in La Boca, near La Bombonera stadium.
Why now October scores 84/100 for comfort, good conditions for being outside.
Teatro Colón
One of the world's great opera houses, with daily guided tours and a full performance season.
Café Tortoni
Ornate cafe on Avenida de Mayo open since 1858, with evening tango shows.
Feria de San Telmo
Sunday antiques and street fair along Calle Defensa, with tango dancers in Plaza Dorrego.
Why now Highs near 68°F and 4.3 in of monthly rain make this an easy outdoor pick.
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 October: quick answers
Is October a good time to visit Buenos Aires?
It's a good shoulder-season choice, scoring 84/100 against a best of 89 in April & May and November – February. Expect highs of 68°F (20°C) and 4.3 in (109 mm) of rain. October is inside the Mar – May, Sep – Nov window our Buenos Aires, Mendoza & Iguazú route recommends.
How hot is Buenos Aires in October?
Average highs are 68°F (20°C) and average lows 58°F (15°C), making it the 6th-coldest month by daytime highs.
Does it rain a lot in Buenos Aires in October?
Some: about 4.3 in (109 mm) of rain falls across October on average, the 3rd-wettest month of the year. The annual total is about 43.5 in (1104 mm).
What should I pack for Buenos Aires in October?
Bring a warm layer for evenings (nights drop to 58°F), packable rain jacket or umbrella (about 4.3 in of rain) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Buenos Aires
Routes in season in October
- Buenos Aires, Mendoza & Iguazú Mar – May, Sep – Nov
Planning Buenos Aires in October?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.