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December in Tarija brings high temperatures around 22°C (72°F) during the day, dropping to 11°C (52°F) at night, and as part of the rainy season, heavy rainfall is common.
December in Tarija has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Pick a month to see the average temperature, rainfall and sunshine in Tarija - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Tarija typically stay consistent throughout December, with daily highs averaging around 22°C (72°F). Nights are pleasant, with lows around 15°C (59°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Tarija spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Tarija spans 2005 to 2025, revealing these weather extremes.
Find out more about the weather in Bolivia and which places have the best travel conditions in this month. See all of Bolivia in December →
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).
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Tarija climate overview or explore weather in Bolivia.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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