Buenos Aires F.D. weather in December
December is one of the best months to visit Buenos Aires F.D.: highs of 26°C (79°F) and about 94 mm (3.7 in) of rain on average. Nights average 20°C (68°F) and cloud cover 43% (NASA POWER, 2001–2025 averages). It is the 6th driest month of the year and the 3rd warmest. Compared with November, it is warmer and about as wet; January brings highs of 28°C (82°F) and 104 mm (4.1 in) of rain.
Figures are long-term averages for Buenos Aires, the largest city in Buenos Aires F.D.. See below for other places.
Is December a good time to visit Buenos Aires F.D.?
best month Weather score 76/100.
Yes. December is one of the best months for weather in Buenos Aires F.D..
Does it rain a lot in Buenos Aires F.D. in December?
Some rain is normal: about 94 mm (3.7 in) falls in an average December. It is the 6th driest month of the year.
How warm is Buenos Aires F.D. in December?
Days average 26°C (79°F) and nights 20°C (68°F).
Buenos Aires F.D. weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 28°C (82°F) | 22°C (71°F) | 104 mm | 45% | best |
| February | 27°C (80°F) | 21°C (71°F) | 121 mm | 46% | best |
| March | 25°C (76°F) | 20°C (67°F) | 123 mm | 43% | best |
| April | 21°C (70°F) | 16°C (62°F) | 98 mm | 47% | best |
| May | 17°C (63°F) | 13°C (56°F) | 74 mm | 55% | fair |
| June | 14°C (58°F) | 10°C (50°F) | 54 mm | 57% | fair |
| July | 13°C (56°F) | 9°C (48°F) | 72 mm | 58% | least pleasant |
| August | 15°C (59°F) | 10°C (50°F) | 71 mm | 54% | fair |
| September | 17°C (63°F) | 12°C (53°F) | 83 mm | 53% | fair |
| October | 20°C (68°F) | 15°C (58°F) | 109 mm | 53% | best |
| November | 24°C (74°F) | 18°C (64°F) | 101 mm | 46% | best |
| December | 26°C (79°F) | 20°C (68°F) | 94 mm | 43% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Buenos Aires F.D. in December
Weather can differ a lot within Buenos Aires F.D.: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Buenos Aires | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Palermo | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Balvanera | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Belgrano | 30°C (86°F) | 16°C (61°F) | 97 mm | best |
| Villa Lugano | 30°C (86°F) | 16°C (61°F) | 97 mm | best |
| Barracas | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Colegiales | 30°C (86°F) | 16°C (61°F) | 97 mm | best |
| Boedo | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Retiro | 26°C (79°F) | 20°C (68°F) | 94 mm | best |
| Villa Santa Rita | 30°C (86°F) | 16°C (61°F) | 97 mm | best |
| Villa Ortúzar | 30°C (86°F) | 16°C (61°F) | 97 mm | best |