Buenos Aires weather in March 2025

Expect 26°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Buenos Aires in March. Check more long-term weather averages for Buenos Aires in March before you book your next holiday to Argentina in 2025/2026.

  • 26°C maximum daytime temperature in March in Buenos Aires26
    26°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in March in Buenos Aires8
    8 days with some rainfall
  • 17°C minimum night-time temperature in March in Buenos Aires17
    17°C min night temperature
  • 12 hours of daylight per day in March in Buenos Aires12
    12 hours of daylight per day
  • Low heat & humidity in March in Buenos AiresL
    Low heat & humidity
  • 121 mm monthly rainfall in March in Buenos Aires121
    121 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in March in Buenos Aires9
    9 (Very High) UV index
  • 23°C sea temperature in March in Buenos Aires23
    23°C sea temperature

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The March weather guide for Argentina (Buenos Aires) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Buenos Aires

How hot is it in Buenos Aires in March?

Daytime temperatures usually reach 26°C in Buenos Aires in March with low heat and humidity, falling to 17°C at night.

How sunny is it in Buenos Aires in March?

There are normally 7 hours of bright sunshine each day in Buenos Aires in March - that's 59% of daylight hours.

How warm is the sea around Buenos Aires in March?

The average sea temperature around Buenos Aires in March is 23°C.

Does it rain in Buenos Aires in March?

There are usually 8 days with some rain in Buenos Aires in March and the average monthly rainfall is 121mm.

Buenos Aires March sunrise & sunset times

Browse the sunrise and sunset times for Buenos Aires in March 2025. Select a month to view Buenos Aires sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:41 19:30
Sunday, 16th March 2025 06:54 19:10
Monday, 31st March 2025 07:06 18:49

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