Climate Summary For December

December climaxed the wet spells of October and November. This month continues the November Early North East Monsoon. The Northern Inter Tropical Covergence Zone (NITCZ) lies around 2oNorth of the Equator.


Period between 17 to 30 years

  Average Highest Lowest
Rainfall (mm) 345.3 715.6 120.8
Rain Day 22 28 13
Mean Air Temperature (oC) 26.6 27.2 25.6
Mean Maximum Temperature (oC) 31.0 32.1 29.4
Mean Minimum Temperature (oC) 23.1 24.0 21.9
Mean Relative Humidity (%) 87 89 83
Sunshine (hour/day) 6.8 8.7 5.0



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Ministry of Communications 2015
Brunei International Airport
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Email: meteobru@pso.brunet.bn