Argentina (Buenos Aires) · December
Best travel monthTravel seasonArgentina · South America
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, ↑ warmestØ day↑ warmest | 31° (88°)36° (97°) | 29° (84°)35° (95°) | 27° (81°)33° (91°) | 23° (73°)29° (84°) | 19° (66°)25° (77°) | 16° (61°)22° (72°) | 16° (61°)24° (75°) | 18° (64°)27° (81°) | 20° (68°)26° (79°) | 23° (73°)29° (84°) | 27° (81°)34° (93°) | 29° (84°)35° (95°) |
Ø night, ↓ coldestØ night↓ coldest | 19° (66°)10° (50°) | 18° (64°)9° (48°) | 16° (61°)7° (45°) | 13° (55°)4° (39°) | 9° (48°)1° (34°) | 7° (45°)-2° (28°) | 6° (43°)-2° (28°) | 7° (45°)-1° (30°) | 9° (48°)1° (34°) | 12° (54°)3° (37°) | 15° (59°)6° (43°) | 17° (63°)8° (46°) |
☀️Sunshine | 10h | 10h | 9h | 7h | 6h | 6h | 5h | 6h | 6h | 6h | 8h | 11h |
🌊Water Temp | 26° (79°) | 25° (77°) | 24° (75°) | 20° (68°) | 17° (63°) | 13° (55°) | 11° (52°) | 12° (54°) | 15° (59°) | 18° (64°) | 21° (70°) | 24° (75°) |
🌧Rain Days | 6d102mm (4.0") | 6d103mm (4.1") | 5d110mm (4.3") | 5d83mm (3.3") | 4d61mm (2.4") | 3d38mm (1.5") | 4d56mm (2.2") | 4d56mm (2.2") | 5d74mm (2.9") | 6d94mm (3.7") | 5d94mm (3.7") | 6d82mm (3.2") |
Best travel time current monthØ = average · ↑ warmest day · ↓ coldest nightClimate data 2005–2025 · Source: ERA5 + station data
Travel season — mid-range prices, good availability.
December is one of the best months to visit Argentina (Buenos Aires) — with 11 sunshine hours per day and pleasant highs of 29°C (84°F).
Daytime highs average 29°C (84°F), cooling to 17°C (63°F) at night (daily average: 23°C (73°F)). Peaks reach around 35°C (95°F), the coldest nights around 8°C (46°F). With 11 sunshine hours per day, December is one of the sunniest months — 82 mm (3.2 in) of rain over 6 days. Sea temperature is 24°C (75°F) — pleasantly warm for long swim sessions.
Pack light summer clothing, sunscreen, and swimwear — beach and water conditions in December are ideal.
High summer in Buenos Aires: 30–35°C (86–95°F), the city sweats. Many porteños head to Mar del Plata or Punta del Este, leaving behind a more local, more relaxed Buenos Aires. Murga carnival in February livens up the barrios.
Packing list for Argentina (Buenos Aires) in December
- Light summer clothes
- Thin cardigan for cool evenings
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Small umbrella (occasional showers possible)
- Insect repellent
- Travel first-aid kit
Frequently Asked Questions
- Is December a good time to visit Argentina (Buenos Aires)?
- Yes — December is one of the best months to visit Argentina (Buenos Aires) (Climate Score: 80/100). Pleasant temperatures (29°C (84°F)), good sunshine (11 h/day), and few rain days (6) make it one of the most recommended months.
- How warm is it in Argentina (Buenos Aires) in December?
- In December, Argentina (Buenos Aires) sees daily highs of 29°C (84°F). Nights cool to 17°C (63°F), with a daily average of 23°C (73°F). Peaks reach around 35°C (95°F), the coldest nights around 8°C (46°F).
- How much rain falls in Argentina (Buenos Aires) in December?
- In December, Argentina (Buenos Aires) receives an average of 82 mm (3.2 in) of rain over 6 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Argentina (Buenos Aires) get in December?
- Argentina (Buenos Aires) averages 11 sunshine hours per day in December — above the annual average.
- How warm is the water in Argentina (Buenos Aires) in December?
- Water temperature in Argentina (Buenos Aires) in December averages 24°C (75°F) — pleasantly warm for swim sessions.
