December weather forecast
Sabana Grande, Dominican Republic

December

Weather in December

The first month of the winter, December, is still a warm month in Sabana Grande, Dominican Republic, with temperature in the range of an average low of 19.3°C (66.7°F) and an average high of 28.5°C (83.3°F).

Temperature

With the advent of December, Sabana Grande's high-temperatures adjust to a still moderately hot 28.5°C (83.3°F), closely aligning with the preceding month. Nighttime temperatures in December average to an enjoyable 19.3°C (66.7°F).

Heat index

For most parts of December, the heat index is evaluated at a hot 33°C (91.4°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', quantifies the warmth felt when relative humidity is considered. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In Sabana Grande, the average relative humidity in December is 77%.

Rainfall

In Sabana Grande, in December, it is raining for 9.2 days, with typically 16mm (0.63") of accumulated precipitation. In Sabana Grande, during the entire year, the rain falls for 161.3 days and collects up to 455mm (17.91") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 0min of daylight.
On the first day of the month, sunrise is at 07:01 and sunset at 18:03. On the last day of December, sunrise is at 07:17 and sunset at 18:15 AST.

Sunshine

The average sunshine in December is 9.3h.

UV index

January through April, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in December translates into this advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

How hot does it get in December?
In December, the average high-temperature and low-temperature are 28.5°C (83.3°F) and 19.3°C (66.7°F) respectively. In December, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 33°C (91.4°F).
What is the average humidity in December?
The average relative humidity in December is 77%.
How much does it rain in December?
In Sabana Grande, during December, the rain falls for 9.2 days and regularly aggregates up to 16mm (0.63") of precipitation.
What is the month with the shortest days?
With an average of 11h and 0min of daylight, December has the shortest days of the year.
How many hours of daylight does Sabana Grande have in December?
In December, the average day length in Sabana Grande is 10h and 59min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 07:01 and sunset at 18:03. On the last day of the month, sunrise is at 07:17 and sunset at 18:15 AST.
How many hours of sunshine does Sabana Grande have in December?
The average sunshine duration in December is 9.3h.
What is the month with the lowest UV index?
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 6.
How high is the UV index in December in Sabana Grande?
The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Sabana Grande, Dominican Republic
Average temperature in December
Sabana Grande, Dominican Republic
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is August (33.7°C).
The month with the lowest average high temperature is January (28.4°C).

  • Average low temperature in December: 19.3°C

The months with the highest average low temperature are July and August (22.6°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).

Average pressure in December - Sabana Grande, Dominican Republic
Average pressure in December
Sabana Grande, Dominican Republic
  • Average pressure in December: 1016.2mbar

The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is October (1012.9mbar).

Average wind speed in December - Sabana Grande, Dominican Republic
Average wind speed in December
Sabana Grande, Dominican Republic
  • Average wind speed in December: 9.5km/h

The windiest month (with the highest average wind speed) is July (11.7km/h).
The calmest month (with the lowest average wind speed) is October (7.5km/h).

Average humidity in December - Sabana Grande, Dominican Republic
Average humidity in December
Sabana Grande, Dominican Republic
  • Average humidity in December: 77%

The month with the highest relative humidity is November (78%).
The months with the lowest relative humidity are July and August (67%).

Average rainfall in December - Sabana Grande, Dominican Republic
Average rainfall in December
Sabana Grande, Dominican Republic
  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is May (73mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in December - Sabana Grande, Dominican Republic
Average rainfall days in December
Sabana Grande, Dominican Republic
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.8 days).

Average daylight in December / Average sunshine in December - Sabana Grande, Dominican Republic
Average daylight in December /
Average sunshine in December
Sabana Grande, Dominican Republic
  • Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in December: 9h and 2min

The months with the most sunshine are June, July, August and September (Average sunshine: 9h and 36min).
The month with the least sunshine is March (Average sunshine: 8h and 30min).

Average sunshine days in December - Sabana Grande, Dominican Republic
Average sunshine days in December
Sabana Grande, Dominican Republic
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is January (19.6 days).
The months with the least sunshine days are September and October (8.7 days).

Average UV index in December - Sabana Grande, Dominican Republic
Average UV index in December
Sabana Grande, Dominican Republic
  • Average UV index in December: 6

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

Average cloud cover in December - Sabana Grande, Dominican Republic
Average cloud cover in December
Sabana Grande, Dominican Republic
  • Average cloud cover in December: 20

The month with the most cloud cover is March (Cloud cover 29).
The months with the least cloud cover are July and August (Cloud cover 16).

Average visibility in December - Sabana Grande, Dominican Republic
Average visibility in December
Sabana Grande, Dominican Republic
  • Average visibility in December: 9km

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

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