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Buenos Aires weather in October 2025
Expect daytime maximum temperatures of 72°F in Buenos Aires, Argentina 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 4.4 inches of rainfall in the month.
- 72°F max day temperature
72 - 7 hours of sunshine per day
- 10 days with some rainfall
10 - 55°F min night temperature
55 - 13 hours of daylight per day
13 - No heat & humidity
0 - 4.4 inches of monthly rainfall
4.4 - 8 (Very High) UV index
8 - 63°F sea temperature
63
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Recommended for Argentina
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) | Imperial (°F)
More about Buenos Aires
How hot is it in Buenos Aires in October?
Daytime temperatures usually reach 72°F in Buenos Aires in October, falling to 55°F 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 63°F.
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 4.4 inches.
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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