The occupations at Sibudu are divided into pre-Still Bay, Still Bay (72,000-71,000 BP), Howiesons Poort (before 61,000 BP), post-Howiesons Poort (58,500 BP), late (47,700 BP), and final Middle Stone Age phases (38,600 BP).
Evidence suggests these were dry periods and the shelter was occupied only during wet climatic conditions [REF].