Bandar Seri Begawan
Brunei
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Bandar Seri Begawan, Brunei

A scenic reflective view of the majestic grandeur of the Sultan Omar Ali Saifuddin Mosque in Bandar Seri Begawan, Brunei
A scenic reflective view of the majestic grandeur of the Sultan Omar Ali Saifuddin Mosque in Bandar Seri Begawan, Brunei
December, the first month of the winter, in Bandar Seri Begawan, is still a tropical month, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 23.2°C (73.8°F).

Temperature

In December, the average high-temperature is practically the same as in November - a still hot 31°C (87.8°F). In December, the average low-temperature is 23.2°C (73.8°F).

Rainfall

In Bandar Seri Begawan, in December, it is raining for 21 days, with typically 339.6mm (13.4") of accumulated precipitation. Throughout the year, in Bandar Seri Begawan, there are 205 rainfall days, and 2913.3mm (114.7") of precipitation is accumulated.

Sea temperature

In Bandar Seri Begawan, the average seawater temperature in December is 29.1°C (84.4°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.

Daylight

December has the shortest days of the year in Bandar Seri Begawan, Brunei, with an average of 11.8h of daylight.

Sunshine

In Bandar Seri Begawan, the average sunshine in December is 6.8h.

UV index

December is the month with the lowest UV index in Bandar Seri Begawan, with an average maximum UV index of 11. A UV Index reading of 11, and higher, represents an extreme threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
In December, the average maximum UV index of 11 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in 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 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in December in Bandar Seri Begawan?

In December, in Bandar Seri Begawan, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23.2°C (73.8°F).

How much does it rain in Bandar Seri Begawan in December?

In Bandar Seri Begawan, in December, during 21 rainfall days, 339.6mm (13.4") of precipitation is typically accumulated.

What is the sea water temperature in December in Bandar Seri Begawan?

In December, the average sea temperature in Bandar Seri Begawan is 29.1°C (84.4°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 Bandar Seri Begawan?

The month with the shortest days is December, with an average of 11.8h of daylight.

How many hours of daylight does Bandar Seri Begawan have in December?

In Bandar Seri Begawan, the average length of the day in December is 11.8h.

How many hours of sunshine does Bandar Seri Begawan have in December?

In Bandar Seri Begawan, Brunei, the average sunshine in December is 6.8h.

What is the month with the lowest UV index in Bandar Seri Begawan?

With an average maximum UV index of 11, December is the month with the lowest UV index in Bandar Seri Begawan.

What is the UV index reading in December in Bandar Seri Begawan?

In Bandar Seri Begawan, Brunei, the average daily maximum UV index in December is 11. A UV Index estimate of 11, and higher, represents an extreme health threat from unprotected exposure to the UV radiation.
Average temperature in December - Bandar Seri Begawan, Brunei
  • Average high temperature in December: 31°C

The warmest month (with the highest average high temperature) is May (32.6°C).
The month with the lowest average high temperature is January (30.4°C).

  • Average low temperature in December: 23.2°C

Months with the highest average low temperature are April and May (23.7°C).
The coldest month (with the lowest average low temperature) is July (23°C).

Average rainfall in December - Bandar Seri Begawan, Brunei
  • Average rainfall in December: 339.6mm

The wettest month (with the highest rainfall) is November (339.9mm).
The driest month (with the lowest rainfall) is March (118.7mm).

Average rainfall days in December - Bandar Seri Begawan, Brunei
  • Average rainfall days in December: 21 days

The month with the highest number of rainy days is November (23 days).
The month with the lowest number of rainy days is March (11 days).

Average sea temperature in December - Bandar Seri Begawan, Brunei
  • Average sea temperature in December: 29.1°C

Best months for swimming (with the highest average sea temperature) are June and July (30.3°C).
The coldest month (with the lowest average sea temperature) is February (26.9°C).

Average daylight in December / Average sunshine in December - Bandar Seri Begawan, Brunei
  • Average daylight in December: 11.8h

Months with the longest days are June and July (Average daylight: 12.4h).
The month with shortest days is December (Average daylight: 11.8h).

  • Average sunshine in December: 6.8h

The month with most sunshine is April (Average sunshine: 8h).
The month with least sunshine is January (Average sunshine: 6.3h).

Average UV index in December - Bandar Seri Begawan, Brunei
  • Average UV index in December: 11

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 12).
The month with the lowest UV index is December (UV index 11).