December weather forecast
Morant Bay, Jamaica

Weather in December

The first month of the winter, December, is still a warm month in Morant Bay, Jamaica, with an average temperature ranging between min 25.4°C (77.7°F) and max 26.9°C (80.4°F).

Temperature

In December, the average high-temperature is relatively the same as in November - a still warm 26.9°C (80.4°F). In December, in Morant Bay, the average low-temperature is 25.4°C (77.7°F).

Humidity

In Morant Bay, the average relative humidity in December is 78%.

Rainfall

In Morant Bay, it is raining for 24.5 days, with typically 128mm (5.04") of accumulated precipitation. Throughout the year, in Morant Bay, there are 292.5 rainfall days, and 1440mm (56.69") of precipitation is accumulated.

Sea temperature

In Morant Bay, the average seawater temperature in December is 28.3°C (82.9°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

December has the shortest days of the year, with an average of 11h and 5min of daylight.
On the first day of December, sunrise is at 06:20 and sunset at 17:28. On the last day of the month, sunrise is at 06:36 and sunset at 17:40 EST.

Sunshine

The month with the least sunshine in Morant Bay is December, with an average of 6.3h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Morant Bay, Jamaica. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in December in Morant Bay?

In December, in Morant Bay, Jamaica, the average high-temperature is 26.9°C (80.4°F), and the average low-temperature is 25.4°C (77.7°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in November is appraised at 31°C (87.8°F).

What is the average humidity in December in Morant Bay?

In December, the average relative humidity in Morant Bay is 78%.

How many days does it rain in December in Morant Bay?

In Morant Bay, during December, the rain falls for 24.5 days and regularly aggregates up to 128mm (5.04") of precipitation.

How warm is the water in December in Morant Bay?

In December, the average sea temperature in Morant Bay is 28.3°C (82.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Morant Bay?

With an average of 11h and 5min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Morant Bay?

In Morant Bay, the average day length in December is 11h and 5min.

What time are sunrise and sunset in December in Morant Bay?

In December, on the first day of the month, sunrise is at 06:20 and sunset at 17:28. On the last day of the month, in Morant Bay, Jamaica, sunrise is at 06:36 and sunset at 17:40 EST.

What is the month with the least sunshine in Morant Bay?

With an average of 6.3h of sunshine, December has the least sunshine of the year in Morant Bay, Jamaica.

How many hours of sunshine does Morant Bay have in December?

The average sunshine duration in December is 6.3h.

What are the months with the highest UV index in Morant Bay?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Morant Bay, Jamaica.

What are the months with the lowest UV index in Morant Bay?

January through December, with an average maximum UV index of 7, are months with the lowest UV index.

What is the UV index intensity in December in Morant Bay?

The average daily maximum UV index in December is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in December
Morant Bay, Jamaica

Average temperature in December - Morant Bay, Jamaica
  • Average high temperature in December: 26.9°C

The warmest months (with the highest average high temperature) are August and September (28.8°C).
The month with the lowest average high temperature is March (26.2°C).

  • Average low temperature in December: 25.4°C

The month with the highest average low temperature is September (26.9°C).
The coldest month (with the lowest average low temperature) is March (24.2°C).

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Average pressure in December
Morant Bay, Jamaica

Average pressure in December - Morant Bay, Jamaica
  • Average pressure in December: 1014.4mbar

The month with the highest atmospheric pressure is January (1015.6mbar).
The month with the lowest atmospheric pressure is October (1011.6mbar).

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Average wind speed in December
Morant Bay, Jamaica

Average wind speed in December - Morant Bay, Jamaica
  • Average wind speed in December: 19.3km/h

The windiest month (with the highest average wind speed) is June (21.7km/h).
The calmest month (with the lowest average wind speed) is October (15.4km/h).

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Average humidity in December
Morant Bay, Jamaica

Average humidity in December - Morant Bay, Jamaica
  • Average humidity in December: 78%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is January (77%).

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Average rainfall in December
Morant Bay, Jamaica

Average rainfall in December - Morant Bay, Jamaica
  • Average rainfall in December: 128mm

The wettest month (with the highest rainfall) is August (189mm).
The driest month (with the least rainfall) is February (62mm).

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Average rainfall days in December
Morant Bay, Jamaica

Average rainfall days in December - Morant Bay, Jamaica
  • Average rainfall days in December: 24.5 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (20.6 days).

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Average sea temperature in December
Morant Bay, Jamaica

Average sea temperature in December - Morant Bay, Jamaica
  • Average sea temperature in December: 28.3°C

The best months for swimming (with the highest average sea temperature) are August and September (29.5°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).

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Average daylight in December /
Average sunshine in December
Morant Bay, Jamaica

Average daylight in December / Average sunshine in December - Morant Bay, Jamaica
  • Average daylight in December: 11h and 1min

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 6min).

  • Average sunshine in December: 6h and 2min

The months with the most sunshine are April and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in December
Morant Bay, Jamaica

Average sunshine days in December - Morant Bay, Jamaica
  • Average sunshine days in December: 3.7 days

The month with the most sunshine days is January (5.7 days).
The month with the least sunshine days is August (1.3 days).

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Average UV index in December
Morant Bay, Jamaica

Average UV index in December - Morant Bay, Jamaica
  • Average UV index in December: 7

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

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Average cloud cover in December
Morant Bay, Jamaica

Average cloud cover in December - Morant Bay, Jamaica
  • Average cloud cover in December: 40

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 35).

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Average visibility in December
Morant Bay, Jamaica

Average visibility in December - Morant Bay, Jamaica
  • Average visibility in December: 10km

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

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