Araruama Weather in December

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

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

December is in the summer in Araruama and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 21°C (70°F) is normal.

Araruama weather averages (imperial / metric)
Daytime temperature 28.2°C 82.7°F
Nightly temperature 21.1°C 69.9°F
Average temperature 24.6°C 76.3°F
Daily sunshine 6.2 hrs
Avg rainfall 139 mm 5.5 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 Araruama with around 139mm 5.5 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 6.2 hours of sunshine per day.

December temperatures in Araruama

Araruama average temperature in December

December rainfall

Araruama average rain in December

December hourly sunshine

Araruama 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 Araruama in December 2024.

Other monthly averages

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Araruama weather stats

Araruama weather statistics
Hottest month: February 29.6°C 85.3°F
Driest month: August 42mm 1.7ins
Sunniest month: July 6.9hrs
Coldest month: July 24.4°C 75.9°F
Wettest month: December 139mm 5.5ins
Map showing location of Araruama (-22.87278, -42.34306) Araruama map pin © Google

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