Argentina in October: where is it warmest?
In October, Córdoba, Argentina is the warmest place with 24 °C by day, Ushuaia the coolest with 7 °C. 7 of 10 destinations have good holiday weather.
All destinations in October, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Córdoba, Argentina | 87 | 24° | – | 8 h | 8 |
| Rosario | 83 | 24° | – | 7 h | 9 |
| Mendoza | 89 | 23° | – | 9 h | 9 |
| Villa General Belgrano | 81 | 22° | – | 8 h | 11 |
| Buenos Aires | 83 | 21° | 19° | 7 h | 9 |
| La Plata | 83 | 20° | – | 7 h | 9 |
| Mar del Plata | 75 | 18° | 13° | 5 h | 9 |
| Bariloche | 49 | 11° | – | 8 h | 9 |
| El Calafate | 33 | 8° | – | 8 h | 10 |
| Ushuaia | 8 | 7° | 6° | 5 h | 17 |
Argentina in October: quick answers
Argentina in October: where is it warmest?
The warmest places in October are Córdoba, Argentina (24 °C), Rosario (24 °C) and Mendoza (23 °C).
Argentina in October: where is the sea warmest?
The sea is warmest at Buenos Aires (19 °C), Mar del Plata (13 °C) and Ushuaia (6 °C).
Argentina in October: where is the weather best?
The best holiday weather in October – warm, sunny and dry – is in Mendoza, Córdoba, Argentina and Rosario.
Argentina month by month
Argentina: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences