December weather forecast
Punta Cana, Dominican Republic

The close of the year sees Punta Cana embrace winter temperatures with a decrease in temperature high to 27.5°C (81.5°F). Along with decreased rainfall to 56mm (2.2"), the city experiences moderate wind speeds reaching an annual high of 17.1km/h (10.6mph). The coastal city celebrates the holiday season with winter sun, alluring sea temperatures and longer nights perfect for star gazing. The decreased daylight hours give way to brighter festivity lights, transforming Punta Cana skyline into a mesmerizing spectacle. From witnessing awe-inspiring tropical sunsets to partaking in the year-end festivities, the weather in December stimulates a captivating allure of Punta Cana.

Temperature

Shifting into December, Punta Cana records an average high-temperature of a still moderately hot 27.5°C (81.5°F), presenting minor fluctuations compared to the previous month. Punta Cana's nocturnal average in December closely mirrors its daytime temperatures, settling at a still warm 24.7°C (76.5°F).

Heat index

The heat index value during December is calculated to be a tropical 31°C (87.8°F). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In December, the average relative humidity in Punta Cana is 77%.

Rainfall

In December, the rain falls for 19.3 days. Throughout December, 56mm (2.2") of precipitation is accumulated. Throughout the year, in Punta Cana, there are 251.4 rainfall days, and 821mm (32.32") of precipitation is accumulated.

Sea temperature

In Punta Cana, the average seawater temperature in December is 27°C (80.6°F).
Note: For swimming, diving, and various water activities, the temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as highly enjoyable and comfortable for extended durations without any discomfort.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year in Punta Cana.
On the first day of December, sunrise is at 06:50 and sunset at 17:55. On the last day of the month, sunrise is at 07:05 and sunset at 18:08 AST.

Sunshine

In December, the average sunshine in Punta Cana is 7.8h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 7 in December interprets into the following advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice! Sand and water reflections contribute to a stronger UV exposure.