December weather forecast
Cox's Bazar, Bangladesh

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Weather in December

The year ends on a high note in Cox's Bazar with the arrival of December. Weather conditions are mostly dry with just about 2mm (0.08") of rainfall, marking the lowest in the year. Less cloud cover and mild winds entail a colder and more serene environment. With temperature fluctuations well within the comfort zone, the sea temperature around 25.6°C (78.1°F), and longer sunshine hours, December proves to be a delightful month and caps off the year brilliantly in Cox's Bazar.

Temperature

Upon the onset of December, Cox's Bazar witnesses an average high-temperature of a still warm 25.3°C (77.5°F), showing a close resemblance to the prior month. An average minimum temperature of 18.9°C (66°F) marks the month of December.

Humidity

The average relative humidity in December in Cox's Bazar is 71%.

Rainfall

In December, the rain falls for 1.2 days. Throughout December, 2mm (0.08") of precipitation is accumulated. Throughout the year, there are 139.8 rainfall days, and 1055mm (41.54") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Cox's Bazar is 25.6°C (78.1°F).
Note: For swimming, diving, and enjoying other water activities, the range of 25°C (77°F) to 29°C (84.2°F) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

With an average of 10h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:13 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 5:20 pm +06.

Sunshine

In December, the average sunshine in Cox's Bazar is 7.3h.

UV index

January, February, July, August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Cox's Bazar. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 6 during December, leads to the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be careful! The Sun's UV radiation is accentuated by reflecting off sand and water.
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Frequently asked questions

What is the usual temperature for Cox's Bazar in December?

In Cox's Bazar, 25.3°C (77.5°F) is the average high-temperature and 18.9°C (66°F) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in November is calculated to be 30°C (86°F).

What is the average humidity in December in Cox's Bazar?

The average relative humidity in December in Cox's Bazar, Bangladesh, is 71%.

How many days does it rain in December in Cox's Bazar?

In Cox's Bazar, in December, during 1.2 rainfall days, 2mm (0.08") of precipitation is typically accumulated.

What is the sea water temperature in December in Cox's Bazar?

In December, the average sea temperature in Cox's Bazar, Bangladesh, is 25.6°C (78.1°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the month with the shortest days in Cox's Bazar?

December has the shortest days of the year in Cox's Bazar, with an average of 10h and 54min of daylight.

How many hours of daylight does Cox's Bazar have in December?

In December, the average day length in Cox's Bazar, Bangladesh, is 10h and 52min.

When are sunrise and sunset in December in Cox's Bazar?

In December, on the first day of the month, sunrise is at 6:13 am and sunset at 5:08 pm. On the last day of the month, in Cox's Bazar, sunrise is at 6:29 am and sunset at 5:20 pm +06.

How long on average sun shines in December in Cox's Bazar?

The average sunshine duration in December in Cox's Bazar is 7.3h.

When is the lowest UV index in Cox's Bazar?

The months with the lowest UV index in Cox's Bazar, Bangladesh, are January, February, July, August, October through December, with an average maximum UV index of 6.

How high is the UV index in December in Cox's Bazar?

In December, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.

Average temperature in December
Cox's Bazar, Bangladesh

Average temperature in December - Cox
  • Average high temperature in December: 25.3°C

The warmest month (with the highest average high temperature) is May (32.1°C).
The month with the lowest average high temperature is January (24.6°C).

  • Average low temperature in December: 18.9°C

The month with the highest average low temperature is June (27.3°C).
The coldest month (with the lowest average low temperature) is January (17.3°C).

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Average pressure in December
Cox's Bazar, Bangladesh

Average pressure in December - Cox
  • Average pressure in December: 1013.8mbar

The month with the highest atmospheric pressure is January (1014.6mbar).
The month with the lowest atmospheric pressure is July (1002.8mbar).

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Average wind speed in December
Cox's Bazar, Bangladesh

Average wind speed in December - Cox
  • Average wind speed in December: 12.6km/h

The windiest month (with the highest average wind speed) is July (20.1km/h).
The calmest month (with the lowest average wind speed) is October (10.8km/h).

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Average humidity in December
Cox's Bazar, Bangladesh

Average humidity in December - Cox
  • Average humidity in December: 71%

The month with the highest relative humidity is August (85%).
The month with the lowest relative humidity is February (63%).

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Average rainfall in December
Cox's Bazar, Bangladesh

Average rainfall in December - Cox
  • Average rainfall in December: 2mm

The wettest month (with the highest rainfall) is July (334mm).
The driest month (with the least rainfall) is February (0mm).

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Average rainfall days in December
Cox's Bazar, Bangladesh

Average rainfall days in December - Cox
  • Average rainfall days in December: 1.2 days

The month with the highest number of rainy days is July (26.1 days).
The month with the least rainy days is February (0.5 days).

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Average sea temperature in December
Cox's Bazar, Bangladesh

Average sea temperature in December - Cox
  • Average sea temperature in December: 25.6°C

The best month for swimming (with the highest average sea temperature) is June (29.8°C).
The coldest month (with the lowest average sea temperature) is January (23.8°C).

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Average daylight in December /
Average sunshine in December
Cox's Bazar, Bangladesh

Average daylight in December / Average sunshine in December - Cox
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 7h and 2min

The month with the most sunshine is April (Average sunshine: 11h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 48min).

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Average sunshine days in December
Cox's Bazar, Bangladesh

Average sunshine days in December - Cox
  • Average sunshine days in December: 29.2 days

The month with the most sunshine days is January (29.7 days).
The month with the least sunshine days is July (4.3 days).

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Average UV index in December
Cox's Bazar, Bangladesh

Average UV index in December - Cox
  • Average UV index in December: 6

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

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Average cloud cover in December
Cox's Bazar, Bangladesh

Average cloud cover in December - Cox
  • Average cloud cover in December: 8

The month with the most cloud cover is July (Cloud cover 62).
The month with the least cloud cover is January (Cloud cover 4).

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Average visibility in December
Cox's Bazar, Bangladesh

Average visibility in December - Cox
  • Average visibility in December: 10km

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

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Cox's Bazar, Bangladesh

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