Buenos Aires Weather in October
In October, Buenos Aires averages a high of 22°C (72°F) and a low of 14°C (57°F), from 50 years of daily records (1971–2025).
22°C
Average high
72°F
14°C
Average low
57°F
35°C
Record high
94°F · October 30, 2009
1°C
Record low
34°F · October 5, 1972
What October Is Like in Buenos Aires
- October 2024 was the 2nd warmest October in 50 years of records, 1.9°C (3.5°F) above the long-run average.
- The coldest October reading, 1°C (34°F) on October 5, 1972, has not been matched in 53 years.
- The warmest October in the record was 2014; the coldest was 2015.
At least 1 mm of rain falls on 34% of October days.
Warmest: 2003 (24.3°C)Latest: 2024 (23.9°C)10-year averageLong-run average (22.5°C)
Look Up a Day in October
See the weather in Buenos Aires on any October date, year by year.
Source: NOAA GHCN-Daily, Buenos Aires Observ (1971–2025); Aeroparque Jorge Newbery (1973–2025). Averages cover 1971–2025. How we compute this