Average temperatures, rainfall and packing tips for Buenos Aires, Argentina in May
May in Buenos Aires is typically mild, with average daytime highs around 15°C and nights near 8°C. It is one of the cooler months of Buenos Aires's year.
Rainfall is light in May: roughly 21 mm across the whole month.
If your dates are flexible, the most comfortable months in Buenos Aires are usually January, February, March, April, September, October, November and December.
← Buenos Aires weather tomorrow (live)
In May, Buenos Aires averages a daytime high of about 15°C and a night-time low of around 8°C, based on recent historical data.
Rainfall is light in May: roughly 21 mm across the whole month.
May is a workable time to visit Buenos Aires, with mild days - just pack accordingly. If your dates are flexible, the most comfortable months in Buenos Aires are usually January, February, March, April, September, October, November and December.