March weather forecast and climate
Buenos Aires, Argentina

The Congress Square monument in Buenos Aires, Argentina in spring
The Congress Square monument in Buenos Aires, Argentina in spring
March is the transitional month between summer and autumn and is characterized by temperatures ranging between 18°C (64.4°F) and 26.8°C (80.2°F) making it another warm month of the year. Carry an umbrella since the rain will inevitably fall and is still high, measuring 154.9mm (6.1") and falling for an average of nine days during the month.
The locals love to engage in sunbathing activities because the sun is not as hot, and the sea temperature is favorable at 22°C (71.6°F).

What is the average temperature in March in Buenos Aires?

In March, in Buenos Aires, Argentina, the average high-temperature is 26.8°C (80.2°F), and the average low-temperature is 18°C (64.4°F).
Average temperature in March - Buenos Aires, Argentina
  • Average high temperature in March: 26.8°C

The warmest month (with the highest average high temperature) is January (30.4°C).
The month with the lowest average high temperature is July (16°C).

  • Average low temperature in March: 18°C

The month with the highest average low temperature is January (20.2°C).
The coldest month (with the lowest average low temperature) is July (7.7°C).

Average humidity in March - Buenos Aires, Argentina
  • Average humidity in March: 72%

Months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is December (64%).

Average rainfall in March - Buenos Aires, Argentina
  • Average rainfall in March: 172.3mm

The wettest month (with the highest rainfall) is March (172.3mm).
The driest month (with the lowest rainfall) is June (54.8mm).

Average rainfall days in March - Buenos Aires, Argentina
  • Average rainfall days in March: 10 days

The month with the highest number of rainy days is March (10 days).
The month with the lowest number of rainy days is May (6.6 days).

Average sea temperature in March - Buenos Aires, Argentina
  • Average sea temperature in March: 22.8°C

The best month for swimming (with the highest average sea temperature) is January (25°C).
The coldest month (with the lowest average sea temperature) is July (11.9°C).

Average daylight in March / Average sunshine in March - Buenos Aires, Argentina
  • Average daylight in March: 12.3h

The month with the longest days is December (Average daylight: 14.4h).
The month with shortest days is June (Average daylight: 9.9h).

  • Average sunshine in March: 6.8h

The month with most sunshine is January (Average sunshine: 8.9h).
Months with least sunshine are June and July (Average sunshine: 4.8).

Average UV index in March - Buenos Aires, Argentina
  • Average UV index in March: 9

Months with the highest UV index are January and December (UV index 12).
Months with the lowest UV index are June and July (UV index 2).

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