Argentina Buenos Aires Weather in October (Spring · Top Pick) — Climate Guide
October (Spring · Top Pick) in Buenos Aires is very-high
October (Spring · Top Pick) is very-high for Buenos Aires.
October is a top season — comfortable and clear.
Travel score
Buenos Aires October (Spring · Top Pick) Weather Stats
Avg High
22°C
Avg Low
12°C
Rainy Days
9
100mm total
Sunshine
8h
Daily avg
Humidity
70%
comfortable
UV Index
9
Very high
Wind
13 km/h
Gusts 26
Sea Temp
0°C
no swimming
Crowds
Very busy
At attractions
October (Spring · Top Pick) Sunrise & Sunset
Air Quality
PM2.5
18 μg/m³
PM10
38 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
22°C
Nighttime
12°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 26 km/h
Activities Recommended for October (Spring · Top Pick)
October (Spring · Top Pick) Travel Pros & Cons
Pros
- A great 22/12°C climate
- Dry and clear
Cons
- Hotels start to climb
October (Spring · Top Pick) Events & Festivals
- Spring at its best
Buenos Aires in October (Spring · Top Pick) — Full Picture
October is a top season — comfortable and clear.
What to Wear & What to Pack
Spring. Short sleeves plus a jacket.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
22°C
14.3°C
8/mo
Summer (Jun·Jul·Aug)
14.7°C
7.7°C
7/mo
Autumn (Sep·Oct·Nov)
Current21.7°C
12°C
8.7/mo
Winter (Dec·Jan·Feb)
29°C
20°C
8.3/mo
Buenos Aires Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| January (Summer · Best) (Best) | 30° | 21° | 9d·120mm | 9h | 70% | 11 | Very busy | Peak |
| February (Summer) (Best) | 29° | 20° | 8d·110mm | 9h | 70% | 11 | Very busy | Peak |
| 26° | 18° | 9d·130mm | 8h | 75% | 9 | Busy | Peak | |
| April (Autumn · Best) (Best) | 22° | 14° | 8d·100mm | 7h | 75% | 6 | Busy | Peak |
| May (Late Autumn) (Best) | 18° | 11° | 7d·90mm | 6h | 80% | 4 | Moderate | Shoulder |
| 14° | 8° | 7d·60mm | 5h | 80% | 3 | Quiet | Low season | |
| 14° | 7° | 7d·60mm | 5h | 80% | 3 | Quiet | Low season | |
| 16° | 8° | 7d·70mm | 6h | 75% | 5 | Busy | Peak | |
| 18° | 9° | 8d·80mm | 7h | 70% | 7 | Busy | Peak | |
| October (Spring · Top Pick) (Best) | 22° | 12° | 9d·100mm | 8h | 70% | 9 | Very busy | Peak |
| 25° | 15° | 9d·110mm | 9h | 70% | 11 | Very busy | Peak | |
| 28° | 19° | 8d·100mm | 9h | 70% | 11 | Very busy | Peak |
View Other Months
Buenos Aires October (Spring · Top Pick) Hotel Picks
Frequently Asked Questions
Is October (Spring · Top Pick) a good time to visit Buenos Aires?
Buenos Aires in October (Spring · Top Pick) is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Buenos Aires in October (Spring · Top Pick)?
Buenos Aires October (Spring · Top Pick) averages a high of 22°C and a low of 12°C.
Does it rain much in Buenos Aires in October (Spring · Top Pick)?
Buenos Aires October (Spring · Top Pick) averages 100mm of rainfall over about 9 rainy days.
What should I wear in Buenos Aires in October (Spring · Top Pick)?
Spring. Short sleeves plus a jacket.
What time are sunrise and sunset in Buenos Aires in October (Spring · Top Pick)?
Buenos Aires October (Spring · Top Pick) sunrise is 06:35 and sunset is 19:10, with 12h 35min of daylight.
What's the air quality like in Buenos Aires in October (Spring · Top Pick)?
Buenos Aires October (Spring · Top Pick) air quality (AQI) averages 45, rated Good. PM2.5 averages 18μg/m³.
What activities are recommended in Buenos Aires in October (Spring · Top Pick)?
In October (Spring · Top Pick), Buenos Aires is great for Tango, Recoleta, Iguazu.
Is October (Spring · Top Pick) peak season in Buenos Aires?
Buenos Aires October (Spring · Top Pick) crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Buenos Aires
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.