Tandil Weather in December
During December, Tandil experiences high daytime temperatures of 27°C (81°F) and cooler nights around 13°C (55°F). As part of the summer season, expect quite a bit of rainfall. Around 78 mm (3.1 in) is typical.
Rainfall in Tandil in December
Looking at the last 30 years, the data shows about 10 days with rain, averaging 78 mm (3.1 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Tandil in December
December is one of the better months to visit Tandil. Expect 27°C (81°F) during the day and 13°C (55°F) at night. During December, the summer season is in full swing. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Tandil in December
Expect sunny days throughout the month, with an estimated 244 hours of sunshine. This makes it a pleasant time to visit Tandil.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Tandil's climate page.
Tandil Temperature in December
Min Temperature
13°C (55°F)
Max Temperature
27°C (81°F)
Chance of Rain
32%
Precipitation
78 mm (3.1 in)
Rainy days
10 days
Humidity
66%
Sunshine
244 hours
Percentage Sunshine
53%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Tandil typically rise from around 24°C (75°F) at the start of December to approximately 28°C (82°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 15°C (59°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Tandil in December
Browse day-by-day weather records for Tandil spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tandil historical weather extremes in December
Based on 30 years of weather observations (1995-2025), these are the most extreme conditions recorded in Tandil.
- Tandil recorded its highest December temperature of 38°C (100°F) on December 29, 2013.
- The coldest December day was on December 6, 2005, with a maximum of 14°C (57°F).
- The coldest night in December in Tandil was on December 7, 2005, with a minimum of 1°C (34°F).
Best Places in Argentina in December
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Tandil in December
Warm but pleasant conditions in Tandil in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Tandil in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Tandil's climate page.
Temperature Rainfall Sunshine Humidity
See the full Tandil climate overview or explore weather in Argentina.
