Buenos Aires Weather in March
In March, Buenos Aires averages a high of 27°C (81°F) and a low of 17°C (63°F), based on 55 years of historical weather data from AEROPARQUE JORGE NEWBERY.
27°C
Average high
81°F
17°C
Average low
63°F
39°C
Record high
103°F · 2023
3°C
Record low
37°F · 1977
What to Expect in Buenos Aires in March
Typical March days in Buenos Aires reach 27°C (81°F) during the afternoon and cool to around 17°C (63°F) overnight. On average, measurable rain falls on about 38% of days this month. Over the past 55 years, March temperatures in Buenos Aires have ranged from a record high of 39°C (2023) down to a record low of 3°C (1977).
For a day-by-day look or other months, see the full Buenos Aires weather history.