Tandil
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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.

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%

Tandil Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Tandil - and find the best time to visit.

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 records 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

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Tandil 3-Day Forecast

More climate data for Tandil

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.