Brunei Darussalam lies around 4 o North of the Equator and around 114 o East. Its Equatorial type of climate shares the sunshine and rainfall all the year round. The seasonal and the two types of diurnal wi nd systems - the land and sea breezes along the coast and the katabatic and anabatic wind further south are prevailing in Brunei. The local weather are generaly effected by the combination of these local winds and the orographic nature etc. It is is a lso influenced by the North East Monsoon during December to March and the South West Monsoon during May to September. April and October are the Inter Monsoon period or the Transition periods. Ocassionally, the effects of the tropical cyclones around th e area also contribute to the local weather pattern.