Buenos Aires weather in December 2021

Get the latest coronavirus (COVID-19) updates for Argentina with current travel advice, statistics and online resources.

  • 28°C maximum daytime temperature in December in Buenos Aires28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in December in Buenos Aires9
    9 days with some rainfall
  • 18°C minimum night-time temperature in December in Buenos Aires18
    18°C min night temperature
  • 14 hours of daylight per day in December in Buenos Aires14
    14 hours of daylight per day
  • Moderate heat & humidity in December in Buenos AiresM
    Moderate heat & humidity
  • 92 mm monthly rainfall in December in Buenos Aires92
    92 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Buenos Aires11
    11+ (Extreme) UV index
  • 23°C sea temperature in December in Buenos Aires23
    23°C sea temperature

Recommended for Argentina

  • Top deals & discounts
  • Buenos Aires weather overview
  • Buenos Aires climate averages by month
  • More destinations
  • Best time to go to Buenos Aires
  • Buenos Aires 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The December weather guide for Buenos Aires, Argentina 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.

  • Save on flights to Canada, USA & the rest of the Americas
  • Book online for low fares with Air Canada
  • Fly to Toronto, Vancouver, New York, Cancun & more

How hot is it in Buenos Aires in December?

Daytime temperatures usually reach 28°C in Buenos Aires in December with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Buenos Aires in December?

There are normally 8 hours of bright sunshine each day in Buenos Aires in December - that's 57% of daylight hours.

How warm is the sea around Buenos Aires in December?

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

Does it rain in Buenos Aires in December?

There are usually 9 days with some rain in Buenos Aires in December and the average monthly rainfall is 92mm.

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

Back to top

Discover more about Buenos Aires

Buenos Aires sunrise & sunset times for December 2021

Browse the sunrise & sunset times for Buenos Aires in December 2021. Select a month to view Buenos Aires sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st December 2021 05:34 19:52
Thursday, 16th December 2021 05:35 20:04
Friday, 31st December 2021 05:44 20:10
  • Check out latest sale offers on tours in 2022
  • Discount varies by sale offer & destination
  • Filter offers by theme, style, dates, duration & more

Where is hot in Argentina in December for 2021/2022?

Below are average maximum temperatures at popular destinations in Argentina in December. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.