Rainfall distribution of India is most uneven and varies considerably from region to region, season to season and year to year. Present paper presents a rainfall analysis in Telangana Region by a geometric approach to prepare maps in geographic information systems environment representing spatial distribution of monthly and yearly rainfall. The spatial and temporal variation of rainfall and trend analysis has been presented in this paper. The preliminary analysis presented here is based on the

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... ata from 457 mandals and 10 districts of Telangana state. In this study various GISA remote sensor techniques were used for spatial analysis of rainfall in Telangana region of India through generation of maps. All this was done by integration multi-source-geo-reference data sets in a GIS platform.