Buenos Aires Weather in May: Climate, Temperature & Travel Tips
Avg 15.3°C · 85mm rain — May is autumn in Buenos Aires.
- Avg high
- 18.8 °C
- Avg low
- 11.8 °C
- Avg
- 15.3 °C
- Precipitation
- 85 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
May in Buenos Aires, Argentina brings autumn conditions: average temperature 15.3°C, average high 18.8°C, average low 11.8°C. Monthly rainfall averages 85mm, making it a moderate-rainfall time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light layers (long sleeves + light jacket for evenings)
- Comfortable walking shoes
- A light rain jacket as backup
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in May
Pros:
- Pleasant temperatures for walking and outdoor sightseeing
- Shoulder season often means smaller crowds and lower prices
Cons:
- No major weather drawbacks for typical activities
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 January 24.6°C
- 2 February 23.3°C
- 3 December 23.1°C
- 1 July 11.4°C
- 2 June 12.4°C
- 3 August 13.2°C
FAQ
01 What is the average temperature in Buenos Aires in May? +
The average is 15.3°C, with a high of 19°C and a low of 12°C.
02 What is Buenos Aires like to visit in May? +
It is autumn in Buenos Aires, which is ideal for outdoor exploration.
03 Does it rain often in Buenos Aires during May? +
Average rainfall is 85mm, which is moderate.
04 What should I pack for Buenos Aires in May? +
Light layers (long sleeves + light jacket for evenings); Comfortable walking shoes.
05 Is May a peak travel season for Buenos Aires? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17