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Buenos Aires weather in October 2025
Expect daytime maximum temperatures of 22°C in Buenos Aires in October based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 111 mm of rainfall in the month.
- 22°C max day temperature
22
- 7 hours of sunshine per day
- 10 days with some rainfall
10
- 13°C min night temperature
13
- 13 hours of daylight per day
13
- No heat & humidity
0
- 111 mm of monthly rainfall
111
- 8 (Very High) UV index
8
- 17°C sea temperature
17
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The October weather guide for Argentina (Buenos Aires) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Buenos Aires
How hot is it in Buenos Aires in October?
Daytime temperatures usually reach 22°C in Buenos Aires in October, falling to 13°C at night.
How sunny is it in Buenos Aires in October?
There are normally 7 hours of bright sunshine each day in Buenos Aires in October - that's 55% of daylight hours.
How warm is the sea around Buenos Aires in October?
The average sea temperature around Buenos Aires in October is 17°C.
Does it rain in Buenos Aires in October?
There are usually 10 days with some rain in Buenos Aires in October and the average monthly rainfall is 111mm.
Buenos Aires October sunrise & sunset times
Browse the sunrise and sunset times for Buenos Aires in October 2025. Select a month to view Buenos Aires sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st October 2025 | 06:30 | 18:57 |
Thursday, 16th October 2025 | 06:10 | 19:09 |
Friday, 31st October 2025 | 05:53 | 19:22 |
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