Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The arrival of December is marked by an average high-temperature of a still warm 26.9°C (80.4°F), bearing a close resemblance to November. The nighttime temperature in Morant Bay demonstrates a marginal decline, averaging at a still moderately hot 25.4°C (77.7°F) during December.Humidity
In Morant Bay, Jamaica, the average relative humidity in December is 78%.Rainfall
In Morant Bay, in December, it is raining for 24.5 days, with typically 128mm (5.04") of accumulated precipitation. In Morant Bay, during the entire year, the rain falls for 292.5 days and collects up to 1440mm (56.69") of precipitation.Sea temperature
In Morant Bay, in December, the average water temperature is 28.3°C (82.9°F).Note: Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort.
Daylight
The month with the shortest days is December, with an average of 11h and 6min of daylight.On the first day of the month, sunrise is at 06:20 and sunset at 17:28. On the last day of December, sunrise is at 06:36 and sunset at 17:41 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. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 7 in December translates into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Attention! UV strength is notably upped by the reflection of sand and water.
Frequently asked questions
What is the usual temperature for Morant Bay in December?
What is the average humidity in December in Morant Bay?
How many days does it rain in December in Morant Bay?
How warm is the water in December in Morant Bay?
What is the month with the shortest days in Morant Bay?
How many hours of daylight does Morant Bay have in December?
When are sunrise and sunset in December in Morant Bay?
What is the month with the least sunshine in Morant Bay?
How long on average sun shines in December in Morant Bay?
What are the months with the highest UV index in Morant Bay?
What are the months with the lowest UV index in Morant Bay?
How high is the UV index in December in Morant Bay?
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).
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).
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).
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%).
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).
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).
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).
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).
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).
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).
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).
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).
Morant Bay, Jamaica
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