Buenos Aires
December
Weather in Buenos Aires for December 2026
Your guide to Buenos Aires weather in December - trends and predictions
In general, the average temperature in Buenos Aires at the beginning of December is 24 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.4 °C by the end of December.
Buenos Aires experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 71.5 mm.
Temperatures
Rain 🌧️
23
Dry days
8
Rainy days
0
Snow days
26°/19°
Temperatures
25 km/h
Avg max wind
62 %
Avg humidity
Buenos Aires Weather December
Move between months or click on a day
Temperatures trend during December in Buenos Aires
See the weather trend as well as the moving average line
December weather in Buenos Aires day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain shower | 21° /18° | 16.6 mm | 7 | |
| 2 Dec. |  Mist | 24° /15° | 0 mm | 8 | |
| 3 Dec. | Patchy rain possible | 23° /14° | 0 mm | 8 | |
| 4 Dec. |  Sunny | 25° /17° | 0 mm | 9 | |
| 5 Dec. | Sunny | 27° /19° | 2.5 mm | 9 | |
| 6 Dec. | Light rain shower | 25° /18° | 4.1 mm | 8 | |
| 7 Dec. | Light rain shower | 23° /15° | 0.8 mm | 8 | |
| 8 Dec. |  Partly cloudy | 22° /17° | 0 mm | 8 | |
| 9 Dec. | Partly cloudy | 23° /17° | 0.2 mm | 7 | |
| 10 Dec. | Partly cloudy | 26° /18° | 0.5 mm | 9 | |
| 11 Dec. |  Overcast | 28° /19° | 0.3 mm | 8 | |
| 12 Dec. | Sunny | 30° /20° | 0 mm | 9 | |
| 13 Dec. | Patchy rain possible | 28° /21° | 3.6 mm | 8 | |
| 14 Dec. | Patchy rain possible | 25° /18° | 7.2 mm | 8 | |
| 15 Dec. | Light rain shower | 27° /18° | 1.1 mm | 8 | |
| 16 Dec. | Light rain shower | 26° /18° | 0.5 mm | 8 | |
| 17 Dec. | Sunny | 27° /18° | 8.3 mm | 9 | |
| 18 Dec. | Light rain shower | 28° /20° | 3.3 mm | 9 | |
| 19 Dec. |  Cloudy | 26° /19° | 0 mm | 8 | |
| 20 Dec. |  Light drizzle | 25° /19° | 5 mm | 8 | |
| 21 Dec. | Patchy rain possible | 24° /18° | 2.1 mm | 8 | |
| 22 Dec. | Sunny | 27° /19° | 2.5 mm | 9 | |
| 23 Dec. | Partly cloudy | 29° /20° | 3.9 mm | 9 | |
| 24 Dec. |  Moderate rain at times | 28° /20° | 3.8 mm | 8 | |
| 25 Dec. | Sunny | 25° /16° | 5.2 mm | 9 | |
| 26 Dec. | Sunny | 27° /16° | 0 mm | 8 | |
| 27 Dec. | Sunny | 29° /19° | 0 mm | 9 | |
| 28 Dec. | Sunny | 29° /20° | 0.1 mm | 9 | |
| 29 Dec. | Sunny | 28° /19° | 0 mm | 9 | |
| 30 Dec. | Sunny | 31° /19° | 0 mm | 9 | |
| 31 Dec. | Sunny | 30° /22° | 0 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Buenos Aires in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Buenos Aires forecast closer to your planned date for the most up-to-date weather information.
Change Month
Buenos Aires in December - FAQ
What are the expected maximum and minimum temperatures in Buenos Aires during December?
During December, expect a variety of temperatures with highs around 26° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Buenos Aires during December?
Moderate rainfall is anticipated in Buenos Aires during December, with a total of 71.5 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Buenos Aires during December?
The average wind speed in Buenos Aires during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Buenos Aires
Explore the daily rainfall trends and prepare for Buenos Airess December weather 💧
Typically, Buenos Aires has 8 rainy days in December with a total of 71.5 mm of rainfall.
UV exposure in Buenos Aires during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Quick links
More Buenos Aires weather pages
You are here
Where is Buenos Aires?Get accurate weather forecasts for Buenos Aires, located at latitude -34.613 and longitude -58.377. Stay updated with localized weather information tailored for Buenos Aires.
Related locations
Select a location for accurate weather forecast
More Locations Found a mistake?
We appreciate your attention to details. Tell us here.