Buenos Aires weather in March 2026

Expect daytime maximum temperatures of 79°F in Buenos Aires, Argentina in March based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 4.8 inches of rainfall in the month.

  • 79°F maximum daytime temperature in March in Buenos Aires79
    79°F max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in March in Buenos Aires8
    8 days with some rainfall
  • 63°F minimum night-time temperature in March in Buenos Aires63
    63°F 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
  • 4.8 inches monthly rainfall in March in Buenos Aires4.8
    4.8 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in March in Buenos Aires9
    9 (Very High) UV index
  • 73°F sea temperature in March in Buenos Aires73
    73°F 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)  |  Imperial (°F)

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More about Buenos Aires

How hot is it in Buenos Aires in March?

Daytime temperatures usually reach 79°F in Buenos Aires in March with low heat and humidity, falling to 63°F 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 73°F.

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 4.8 inches.

Buenos Aires March sunrise & sunset times

Browse the sunrise and sunset times for Buenos Aires in March 2026. Select a month to view Buenos Aires sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:41 19:30
Monday, 16th March 2026 06:54 19:10
Tuesday, 31st March 2026 07:05 18:49

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