Brazil weather in December
What is the weather like in Brazil in December?
The weather conditions in Brazil in December range from poor to perfect depending on the destination.
During December in Brazil, the average maximum temperature ranges from high in Campos do Jordão with 22°C (72°F) to very high in Petrolina with 35°C (95°F). Minimum nighttime temperatures generally drop to 23°C (73°F) in Petrolina and 13°C (55°F) in Campos do Jordão.
Precipitation in December ranges from low in Macau with an average of 11mm (0.4inch) rainfall to heavy in Ubatuba with 370mm (15inch).
It is the wettest month of the year in Rio de Janeiro.
It is also generally a
moderately sunny
period with an average of 182 hours of sunshine in Rio de Janeiro during the entire month.
We invite you to have a look at the map below to find out more about the different weather conditions per location in Brazil.
Where to go in Brazil in December





Popular destinations in Brazil
What is the weather like in December for the 5 most popular destinations in Brazil?
Average weather in Rio de Janeiro
In December Rio de Janeiro generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 23°C (73°F) and high monthly rainfall. So on average the conditions are pleasant that month.
Average weather in Sao Paulo
In December Sao Paulo generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 18°C (64°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.
Average weather in Florianópolis
In December Florianópolis generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 20°C (69°F) and heavy monthly rainfall. So on average the conditions are pleasant that month.
Average weather in Gramado
In December Gramado generally has high temperatures with maximum daytime temperatures around 23°C (74°F), minimum nighttime temperatures around 13°C (56°F) and heavy monthly rainfall. So on average the conditions are pleasant that month.
Average weather in Fortaleza
In December Fortaleza generally has very high temperatures with maximum daytime temperatures around 31°C (87°F), minimum nighttime temperatures around 25°C (76°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
Is your destination not in the list? Have a look at other destinations in Brazil.
Is December the best time to go to Brazil?
In our opinion December is a good time to visit Brazil with commonly pleasant weather in Rio de Janeiro. However, the weather conditions may vary depending on your destination.
On average the best time to visit Brazil is in April, May, June, July, August, September, October and November with generally perfect weather in Rio de Janeiro.
The worst months are January, February and March that can have tolerable weather conditions.
Interested in more climate information?
We have much more information about the climate in Brazil.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for almost all countries in the world. Are you going to Brazil? Get detailed historical weather averages for many cities in Brazil.
Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.