IMD Gridded Rainfall Data

IMD Gridded Rainfall Data

India Meteorological Department high-resolution (0.25° x 0.25°) daily gridded rainfall dataset covering 1901-2024 in 135x129 grid points

Build a monsoon rainfall predictor for Maharashtra districts
Homepage

Quick Start

import xarray as xr
ds = xr.open_dataset("rainfall_2023.nc")
# Clip to Maharashtra bounding box
mh = ds.sel(lat=slice(15.5, 22.1), lon=slice(72.6, 80.9))
print(mh["rainfall"].mean(dim=["lat", "lon"]).plot())
Modality
Gridded (NetCDF/binary)
Size
120+ years; daily; 0.25° grid
License
Format
Various
Language
en
Update Frequency
static
Organization
India Meteorological Department

Schema

FieldTypeDescription
latitudefloatLatitude of grid point (6.5°N to 38.5°N)
longitudefloatLongitude of grid point (66.5°E to 100°E)
timedateDate of observation (daily, 1901-present)
rainfallfloatDaily rainfall in mm at the grid point (0.25° x 0.25° resolution)

Build With This

Crop sowing date advisor based on historical rainfall onset patterns
Drought early warning system for Marathwada and Vidarbha
Reservoir inflow forecasting using rainfall-runoff correlation

AI Use Cases

Monsoon predictiondrought early warningcrop-weather correlation models
Last verified: 2026-03-07