Rainfall has an important bearing upon Kabini. Kabini consists of dry-deciduous forests where there is lesser rainfall and moist-deciduous forests with the rainfall registering over 1000mm.Microhabitat varieties namely hadlus having shallow clayey valley bottoms consisting of swamp savannas as well as short grass clearings or view lines give enhancement to the game-viewing for the tourists.

The trees laden with effervescent flowers like flame of the forest, Indian coral tree, Red silk cotton, Indian laburnum and the padri adds glamorous shades of colour to the park. The river Kabini has a dam which further creates a big lake having giant bamboos on its banks.