 Areas with a savanna climate in Sub @-@ Saharan Africa , such as Ghana , Burkina Faso , Darfur , Eritrea , Ethiopia , and Botswana have a distinct rainy season . Also within the savanna climate regime , Florida and South Texas have a rainy season . Monsoon regions include Southeast Asia ( including Indonesia and Philippines ) , northern sections of Australia 's North , Polynesia , Central America , western and southern Mexico , the Desert Southwest of the United States , southern Guyana , portions of northeast Brazil . 
