Weather in Buenos Aires in March
March in Buenos Aires is mild with average temperatures around 22.0°C (71.6°F). Expect significant rainfall with 123mm across approximately 9 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
24.6°C
76.3°F
Low
19.4°C
66.9°F
Precipitation
123 mm
4.8 inches
~9 rainy days
Conditions
Humidity
74%
Comparison to Adjacent Months
March is 3.2°C warmer than April, 25mm wetter than April.