As Rajasthan is located in the interior part of India, here the average annual rainfall is not higher and even the distribution of rainfall in uneven.
(a) More than 100 cm rainfall: In these regions, the average of annual rainfall is found to be more than 100 cm, in which Mount Abu of Sirohi, western part of Udaipur, southern Rajsamand, southwestern Bhilwara, etc. are included.
(b) 50 to 100 cm rainfall: In these regions, the average of annual rainfall is found between 50 to 100 cm in which Sirohi, Kota, Banswara, Pali, Jaipur, Bharatpur, Alwar, etc, are included.
(c) Region of less than 50 cm rainfall: In these areas, Jhunjhunu, Sikar, Ajmer, Sriganganagar, Hanumangarh, Bikaner, Jodhpur, Jaisalmer, Barmer are included. The Western desert receives the minimum rainfall, Le. less than 25 cm average annual rainfall. In the east upto the Aravallis the average annual rainfall is 25 to 50 cm. 95% of the total rainfall in the state is received from the Arabian sea and the Bay of Bengal monsoons. Very little rainfall is received from ‘Mavath’ in winter.
