The changes in rainfall conditions have a direct and immediate impact on the performance of agricultural sector as well as on the
country’s total gross domestic product (GDP). In order to characterize the climate of Mieso, Melkassa, and Adami Tulu located in
Central Rift Valley (CRV) of Ethiopia daily climate data were obtained from Melkassa Agricultural Research Centre (MARC) for Mieso,
Melkassa and Ademi Tulu and used for characterization using Interactive statically (INSTAT) V3.37.