Brasilia Weather in December
December in Brasilia typically sees daytime highs of 28°C (82°F) and nighttime lows of 19°C (66°F). As the wettest month of the year, expect more rainfall than other months.
Rainfall in Brasilia in December
Brasilia is in the rainy season in December, with rain on around 26 days and an average of 245 mm (9.6 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Brasilia in December
Temperatures in Brasilia in December top out at 28°C (82°F) and drop to 19°C (66°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Brasilia in December
The month experiences a moderate amount of sunlight, with 147 hours of sunshine. This provides a nice balance between sunshine and rain.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Brasilia. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Brasilia's climate page.
Brasilia Temperature in December
Min Temperature
19°C (66°F)
Max Temperature
28°C (82°F)
Chance of Rain
85%
Precipitation
245 mm (9.6 in)
Rainy days
26 days
Humidity
76%
Sunshine
147 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Brasilia typically stay consistent throughout December, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 18°C (64°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 Brasilia in December
Browse day-by-day weather records for Brasilia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Brasilia historical weather extremes in December
Our historical data for Brasilia spans 1976 to 2025, revealing these weather extremes.
- Brasilia recorded its highest December temperature of 34°C (93°F) on December 3, 2002.
- Brasilia experienced its chilliest December day on December 5, 1999, reaching only 19°C (66°F).
- The coldest night in December in Brasilia was on December 29, 1981, with a minimum of 11°C (52°F).
Best Places in Brazil in December
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in December →
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What to Wear in Brasilia in December
Warm but pleasant conditions in Brasilia 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. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Brasilia 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 Brazil, check out our Brasilia's climate page.
Temperature Rainfall Sunshine Humidity
See the full Brasilia climate overview or explore weather in Brazil.
