AnnualRF_raster         Generating Annual rainfall raster from IMD
                        NetCDF file
MonthRF_raster          Generating Monthly Rainfall Rasters from IMD
                        NetCDF file
SeasonalRF_raster       Generating Seasonal rainfall rasters from IMD
                        NetCDF file
WeeklyRF_raster         Generating weekly rainfall rasters from IMD
                        NetCDF file
