Buenos Aires weather in October
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Buenos Aires October weather at a glance
In October, Buenos Aires averages 19°C, with typical highs of 23.2°C and lows of 14.9°C. The historical average is 7 wet days and 67% humidity.
Buenos Aires October temperature & humidity
Buenos Aires October rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Buenos Aires in October
T-shirts or long sleeves with one light outer layer should be comfortable.
- DaytimeLong sleeves and a light jacket · average high 23.2°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 14.9°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Buenos Aires October sunrise & sunset times
2026 October · Local time (America/Argentina/Buenos_Aires)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-10-01 | 06:30 | 18:57 | 12h 27m |
| 2026-10-15 | 06:11 | 19:08 | 12h 56m |
| 2026-10-31 | 05:53 | 19:22 | 13h 29m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Buenos Aires
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
October weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Buenos Aires weather like in October?
In October, Buenos Aires averages 19°C, with typical highs of 23.2°C and lows of 14.9°C. The historical average is 7 wet days and 67% humidity. Our weather-comfort rating for this month is excellent.
Does it rain a lot in Buenos Aires in October?
There are about 7 wet days in October. A compact umbrella is still useful.
What should I wear in Buenos Aires in October?
T-shirts or long sleeves with one light outer layer should be comfortable.
What are the best months to visit Buenos Aires?
Recent weather data rates January, February, March, April among the more comfortable months.
Where can I check Buenos Aires weather in October in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Buenos Aires in October?
On 2026-10-15, calculated sunrise is 06:11 and sunset is 19:08 in local time (America/Argentina/Buenos_Aires). Times vary by date and terrain.
Buenos Aires weather by month
More Americas destinations in October
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations