December weather forecastHatillo, Dominican Republic

December

Weather in December

The first month of the winter, December, is still a warm month in Hatillo, Dominican Republic, with an average temperature ranging between min 21°C (69.8°F) and max 28.1°C (82.6°F).

Temperature

December commences with an average high-temperature of a still moderately hot 28.1°C (82.6°F), showing little deviation from November's 29.1°C (84.4°F). Throughout the month of December, the nighttime temperature in Hatillo dips to an average of 21°C (69.8°F).

Heat index

The heat index value for December is evaluated at a tropical 33°C (91.4°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

September through December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Hatillo, in December, during 9.9 rainfall days, 12mm (0.47") of precipitation is typically accumulated. Throughout the year, in Hatillo, there are 168.6 rainfall days, and 443mm (17.44") of precipitation is accumulated.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year in Hatillo, Dominican Republic.
On the first day of December in Hatillo, sunrise is at 06:58 and sunset at 18:04. On the last day of the month, sunrise is at 07:14 and sunset at 18:16 AST.

Sunshine

In Hatillo, the average sunshine in December is 9.3h.

UV index

January through April, August, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Hatillo. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 6 suggests these recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

The high-temperature, in December, in Hatillo, records 28.1°C (82.6°F), while the low-temperature is 21°C (69.8°F). In December, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 33°C (91.4°F).

The months with the highest humidity are September through December, with an average relative humidity of 81%.

In December, the average relative humidity is 81%.

In Hatillo, Dominican Republic, in December, it is raining for 9.9 days, with typically 12mm (0.47") of accumulated precipitation.

December has the shortest days of the year in Hatillo, Dominican Republic, with an average of 11h and 0min of daylight.

The average day length in December in Hatillo is 11h and 3min.

On the first day of December in Hatillo, Dominican Republic, sunrise is at 06:58 and sunset at 18:04. On the last day of the month, sunrise is at 07:14 and sunset at 18:16 AST.

The average sunshine duration in December in Hatillo, Dominican Republic, is 9.3h.

The months with the lowest UV index are January through April, August, November and December, with an average maximum UV index of 6.

In December, the average daily maximum UV index in Hatillo is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hatillo, Dominican Republic

  • Average high temperature in December: 28.1°C

The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (27.6°C).

  • Average low temperature in December: 21°C

The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is February (20.2°C).

Average pressure in December
Hatillo, Dominican Republic

  • Average pressure in December: 1015.6mbar

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is October (1012.6mbar).

Average wind speed in December
Hatillo, Dominican Republic

  • Average wind speed in December: 11km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is October (8.5km/h).

Average humidity in December
Hatillo, Dominican Republic

  • Average humidity in December: 81%

The months with the highest relative humidity are September, October, November and December (81%).
The month with the lowest relative humidity is March (77%).

Average rainfall in December
Hatillo, Dominican Republic

  • Average rainfall in December: 12mm

The wettest month (with the highest rainfall) is August (86mm).
The driest month (with the least rainfall) is January (9mm).

Average rainfall days in December
Hatillo, Dominican Republic

  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (7.3 days).

Average daylight in December /
Average sunshine in December
Hatillo, Dominican Republic

  • Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in December: 9h and 18min

The months with the most sunshine are September and November (Average sunshine: 9h and 24min).
The month with the least sunshine is May (Average sunshine: 8h and 42min).

Average sunshine days in December
Hatillo, Dominican Republic

  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in December
Hatillo, Dominican Republic

  • Average UV index in December: 6

The months with the highest UV index are May, June, July, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, August, November and December (UV index 6).

Average cloud cover in December
Hatillo, Dominican Republic

  • Average cloud cover in December: 27

The month with the most cloud cover is May (Cloud cover 35).
The month with the least cloud cover is September (Cloud cover 25).

Average visibility in December
Hatillo, Dominican Republic

  • Average visibility in December: 10km

The months with the highest visibility are February, March, November and December (10km).
The months with the lowest visibility are January, April, May, June, July, August, September and October (9km).