Tropical climate varying from area to area. The eastern monsoon brings the driest weather (June to September), while the western monsoon brings the main rains (December to March). Rainstorms occur all year. Higher regions are cooler.

Lightweights with rainwear. Warmer clothes are needed for cool evenings and upland areas. Smart clothes such as jackets are required for formal occasions, and it is regarded inappropriate to wear halter-neck tops and shorts anywhere other than the beach or at sports facilities.