December weather forecastMelilas, Brunei
December
Weather in December
December concludes the year with the highest rainfall volume in Melilas, Brunei, marking an impressive 216mm (8.5"). This rise in precipitation brings with it an immersive coolness, making the holiday season remarkably enjoyable. A slight decrease in the visual range suggests a thicker concentration of particles in the air due to the incessant showers. The unchanged daylight hours from November and a stable temperature range contribute to the soothing essence of December. Conclusively, December encapsulates the eventful weather journey of the year, exhibiting a phenomena soaked in the freshness of rainfall.Temperature
The beginning of December in Melilas records an average high-temperature of a still tropical 31.2°C (88.2°F), marking a negligible difference from November's 31.8°C (89.2°F). Melilas experiences an average low-temperature reading of 23.2°C (73.8°F) throughout December.Heat index
The heat index in December is calculated to be a blisteringly hot 43°C (109.4°F). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.Heat index evaluations are typically in the context of light winds and shaded environments. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.
Humidity
In Melilas, the average relative humidity in December is 85%.Rainfall
The month with the most rainfall is December, when the rain falls for 28.6 days and typically aggregates up to 216mm (8.5") of precipitation.Daylight
With an average of 11h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:13 and sunset at 18:07. On the last day of December, sunrise is at 06:27 and sunset at 18:20 +08.
Sunshine
The average sunshine in December is 7.6h.UV index
February through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 7 in December leads to these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Melilas, Brunei
- Average high temperature in December: 31.2°C
The warmest months (with the highest average high temperature) are May and August (33.1°C).
The month with the lowest average high temperature is January (30.8°C).
- Average low temperature in December: 23.2°C
The months with the highest average low temperature are May, October, November and December (23.2°C).
The coldest month (with the lowest average low temperature) is February (22.5°C).
Average pressure in December
Melilas, Brunei
- Average pressure in December: 1009.3mbar
The months with the highest atmospheric pressure are February and March (1010.4mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in December
Melilas, Brunei
- Average wind speed in December: 4.6km/h
The windiest months (with the highest average wind speed) are February, July, September and October (4.8km/h).
The calmest months (with the lowest average wind speed) are April and May (4.3km/h).
Average humidity in December
Melilas, Brunei
- Average humidity in December: 85%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in December
Melilas, Brunei
- Average rainfall in December: 216mm
The wettest month (with the highest rainfall) is December (216mm).
The driest month (with the least rainfall) is September (100mm).
Average rainfall days in December
Melilas, Brunei
- Average rainfall days in December: 28.6 days
The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is June (20.8 days).
Average daylight in December /
Average sunshine in December
Melilas, Brunei
- Average daylight in December: 11h and 54min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in December: 7h and 36min
The month with the most sunshine is September (Average sunshine: 8h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).
Average sunshine days in December
Melilas, Brunei
- Average sunshine days in December: 1.6 days
The month with the most sunshine days is June (8.3 days).
The month with the least sunshine days is November (0.6 days).
Average UV index in December
Melilas, Brunei
- Average UV index in December: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in December
Melilas, Brunei
- Average cloud cover in December: 49
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
Melilas, Brunei
- Average visibility in December: 7km
The months with the highest visibility are August and September (9km).
The months with the lowest visibility are January, February, March, April, November and December (7km).





