The climate in Buenos Aires during December can be summarized as warm and a little damp.
December is in the summer in Buenos Aires and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 18°C (64°F) is normal.
Daytime temperature | 27.7°C 81.8°F |
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Nightly temperature | 18°C 64.3°F |
Average temperature | 22.8°C 73°F |
Daily sunshine | 8.8 hrs |
Avg rainfall | 92 mm 3.6 ins |
Rainy days | 9 days |
Sea temperature | 20.7°C 69.2°F |
Humidity | 66% |
Windspeed | 14.4kph 9 mph |
On average December is the 6th driest month of the year in Buenos Aires with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.8 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Buenos Aires in December 2024.
Best places to visit in December
Hottest month: | January | 29.1°C 84.4°F |
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Driest month: | July | 62mm 2.4ins |
Sunniest month: | February | 9.1hrs |
Coldest month: | July | 14.8°C 58.6°F |
Wettest month: | March | 121mm 4.8ins |