Yala National Park is situated in the southeast region of the island in the dry zone boarding the Indian Ocean. Park area is belonging to two provinces namely South and Uva Provinces. The total area of the park (which is of 5 blocks) is 97,881 ha but only Block I and Block II are open for visitors.

The park was initially established in 1938 only with block I and other blocks were included later.Rainfall is highly seasonal. Main source of rainfall is Northeast monsoons (December ? February) and inter monsoonal rains during March-April. Mean Annual Rainfall: 900 ? 1300 mm. Area is experiencing drought during June ?October. Mean annual Temperature 27o C. Daily temperature above 30oC is not uncommon.Vegetation is mainly consists of Secondary lowland dry monsoon forest & semi arid thorny scrublands. Small patches of riverine forest, mangroves, sand dunes and dry grasslands also presented.

Forest area is dominated by Palu (Manilkara hexandra), Weera (Drypetes sepiaria), Malitthan (Salvadora persica), Ehala (Cassia fistula), Divul (Limonia acidissima) and Kohomba (Azadirachta indica). Thorny scrubland is dominated by Eraminia (Ziziphus.sp) and Andara (Dichrostachys cinerea). Sonneratia, Acanthus, Rhizopora and Lumnitzera species dominate the mangrove vegetation.

All the big game mammals of the country are found within the park. Elephant, Leopard, sloth bear, Spotted Dear, Wild Boar and sambhur. Apart from them small mammals such as Black naped hare, Grey, Ruddy & Striped necked mongoose, Grey Langur & porcupine are common small mammals.

Park is also famous for its abundant bird life. Over140 species have recorded so far within the park. Changeable Hawk Eagle, Crested serpent Eagle, Malabar pied Hornbill, Jungle fowl, painted Stork, White Ibis and Black necked Stork are commonly seen