 The Middle Brahmaputra Valley is one of the rainiest places on earth (see Climate of India), and Kaziranga gets around of rain per year.The park is flooded often by the Brahmaputra which is necessary for maintaining the biological balance of the park.It is not uncommon for the park to be flooded for 5–10 days at a time, and around three-quarters of the Western reaches of the park consisting of the Baguri area is annually submerged.