The climate in Arraial do Cabo during December can be summarized as hot, humid and damp.
December is in the summer in Arraial do Cabo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 22°C (71°F) is normal.
|Daytime temperature||27.8°C 82°F|
|Nightly temperature||21.5°C 70.6°F|
|Average temperature||24.6°C 76.3°F|
|Daily sunshine||6.6 hrs|
|Avg rainfall||108 mm 4.3 ins|
|Rainy days||21 days|
|Sea temperature||24.9°C 76.9°F|
|Windspeed||9kph 6 mph|
On average December is the wettest month of the year in Arraial do Cabo with around 108mm 4.3 inches of rain making it a damp 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 6.6 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:||February||29°C 84.2°F|
|Driest month:||August||37mm 1.5ins|
|Coldest month:||July||24.4°C 75.9°F|
|Wettest month:||December||108mm 4.3ins|