tropical; modified by trade winds; warm season (December to May), cool season (May to December)

Terrain:

most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base

Elevation extremes:

lowest point: Pacific Ocean 0 m

highest point: unnamed location on Kao Island 1,033 m

Natural resources:

fish, fertile soil

Land use:

arable land: 20%