Weather in Brasília in December
December in Brasília is mild with average temperatures around 22.9°C (73.2°F). Expect significant rainfall with 221mm across approximately 25 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
27.2°C
81.0°F
Low
18.5°C
65.3°F
Precipitation
221 mm
8.7 inches
~25 rainy days
Conditions
Humidity
80%
Comparison to Adjacent Months
December is 21mm wetter than November.