Rio Bonito Weather in December

What's the weather like in Rio Bonito (Rio de Janeiro) in December 2024?

The climate in Rio Bonito during December can be summarized as hot, humid and wet.

December is in the summer in Rio Bonito and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 20°C (68°F) is normal.

Rio Bonito weather averages (imperial / metric)
Daytime temperature 28°C 82.4°F
Nightly temperature 20.2°C 68.4°F
Average temperature 24.1°C 75.4°F
Daily sunshine 5.8 hrs
Avg rainfall 182 mm 7.2 ins
Rainy days 21 days
Sea temperature 24.9°C 76.9°F
Humidity 81%
Windspeed 9kph 6 mph

On average December is the wettest month of the year in Rio Bonito with around 182mm 7.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.8 hours of sunshine per day.

December temperatures in Rio Bonito

Rio Bonito average temperature in December

December rainfall

Rio Bonito average rain in December

December hourly sunshine

Rio Bonito average rain in December

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 Rio Bonito in December 2024.

Other monthly averages

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Rio Bonito weather stats

Rio Bonito weather statistics
Hottest month: February 29.6°C 85.3°F
Driest month: July 43mm 1.7ins
Sunniest month: July 6.6hrs
Coldest month: July 24°C 75.2°F
Wettest month: December 182mm 7.2ins
Map showing location of Rio Bonito (-22.70861, -42.60972) Rio Bonito map pin © Google

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