Buenos Aires weather in January 2023

  • 29°C maximum daytime temperature in January in Buenos Aires29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in January in Buenos Aires8
    8 days with some rainfall
  • 20°C minimum night-time temperature in January in Buenos Aires20
    20°C min night temperature
  • 14 hours of daylight per day in January in Buenos Aires14
    14 hours of daylight per day
  • Moderate heat & humidity in January in Buenos AiresM
    Moderate heat & humidity
  • 107 mm monthly rainfall in January in Buenos Aires107
    107 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Buenos Aires11
    11+ (Extreme) UV index
  • 24°C sea temperature in January in Buenos Aires24
    24°C sea temperature
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The January 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.

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

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More about Buenos Aires

How hot is it in Buenos Aires in January?

Daytime temperatures usually reach 29°C in Buenos Aires in January with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Buenos Aires in January?

There are normally 9 hours of bright sunshine each day in Buenos Aires in January - that's 60% of daylight hours.

How warm is the sea around Buenos Aires in January?

The average sea temperature around Buenos Aires in January is 24°C.

Does it rain in Buenos Aires in January?

There are usually 8 days with some rain in Buenos Aires in January and the average monthly rainfall is 107mm.

Buenos Aires January sunrise & sunset times

Browse the sunrise and sunset times for Buenos Aires in January 2023. Select a month to view Buenos Aires sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st January 2023 05:44 20:10
Monday, 16th January 2023 05:57 20:09
Tuesday, 31st January 2023 06:13 20:01

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