The climate in Brasília during December can be summarized as warm, humid and very wet.
December is in the summer in Brasília and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 17°C (63°F) is normal.
|Daytime temperature||26.1°C 78.9°F|
|Nightly temperature||17.4°C 63.2°F|
|Average temperature||21.7°C 71.1°F|
|Daily sunshine||4.6 hrs|
|Avg rainfall||261 mm 10.3 ins|
|Rainy days||26 days|
|Sea temperature||26°C 78.8°F|
|Windspeed||5.8kph 4 mph|
On average December is the wettest month of the year in Brasília with around 261mm 10.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 26 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in December 2019.
|Hottest month:||October||27.2°C 81°F|
|Driest month:||June||9mm 0.4ins|
|Coldest month:||July||25°C 77°F|
|Wettest month:||December||261mm 10.3ins|