The climate in Arroyo during December can be summarized as hot, humid and reasonably dry.
December is in the winter in Arroyo and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 23°C (73°F) is normal.
|Daytime temperature||28.9°C 84°F|
|Nightly temperature||22.5°C 72.5°F|
|Average temperature||25.7°C 78.3°F|
|Daily sunshine||7.7 hrs|
|Avg rainfall||65 mm 2.5 ins|
|Rainy days||21 days|
|Sea temperature||27.5°C 81.5°F|
|Windspeed||16.2kph 10 mph|
On average December is the 5th driest month of the year in Arroyo with around 65mm 2.5 inches of rain making it a reasonably dry 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 7.7 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 Arroyo in December 2022.
|Hottest month:||August||31°C 87.8°F|
|Driest month:||March||26mm 1ins|
|Coldest month:||January||28.1°C 82.6°F|
|Wettest month:||September||181mm 7.1ins|