🌧️ Rainfall & Climate

Global Ungauged basins

CHIRPS v3 Daily Reanalysis Rainfall – ERA5-Based

CHIRPS v3 Daily Reanalysis is a quasi-global daily rainfall dataset produced by the Climate Hazards Center at UC Santa Barbara. It combines satellite-based thermal infrared rainfall estimates, rainfall-station…

Provider Climate Hazards Center, University of California Santa Barbara

Resolution 0.05 degrees, approximately 5.6 km at the equator

Global Ungauged basins

Center for Hydrometeorology and Remote Sensing, University of California, Irvine

PERSIANN-CDR Version 1 Revision 1 provides daily satellite-derived precipitation estimates from 1983 to the delayed present at 0.25° spatial resolution. It covers land and ocean areas between 60°S and 60°N and…

Provider Center for Hydrometeorology and Remote Sensing, University of California, Irvine

Resolution 0.25° × 0.25°, approximately 25–28 km

Global Ungauged basins

CRU TS v4.10 Monthly Gridded Climate Data

CRU TS v4.10 provides monthly gridded climate observations for global land areas excluding Antarctica at 0.5° spatial resolution. The dataset covers 1901–2025 and includes precipitation, mean, minimum and maxi…

Provider Climatic Research Unit, University of East Anglia

Resolution 0.5° × 0.5°, approximately 50–55 km at the equator

Global Ungauged basins

ERA5-Land Hourly Global Climate Reanalysis

ERA5-Land provides globally complete hourly land-surface climate and hydrological data from January 1950 to approximately five days before the present. It offers precipitation, temperature, soil moisture, evap…

Provider Copernicus Climate Change Service, ECMWF

Resolution Native resolution: approximately 9 km Climate Data Store distribution grid: 0.1° × 0.1°, approximately 9–11 km depending on latitude

Global Ungauged basins

FAO CLIMWAT 2.0 Agroclimatic Data for CROPWAT

FAO CLIMWAT 2.0 provides observed and derived long-term monthly agroclimatic data for more than 5,000 meteorological stations worldwide. It includes rainfall, effective rainfall, temperature, humidity, wind, s…

Provider Food and Agriculture Organization of the United Nations

Resolution Station-based point data; more than 5,000 locations worldwide. Not a regular spatial grid.

Global Ungauged basins

FAO WaPOR v3 Global Precipitation and Agricultural Water Productivity Data

FAO WaPOR Version 3 provides open-access satellite-derived precipitation, evapotranspiration, biomass, reference evapotranspiration, soil-moisture, land-cover, phenology and agricultural water-productivity dat…

Provider Food and Agriculture Organization of the United Nations

Resolution Level 1: approximately 300 m globally Level 2: approximately 100 m for Africa and other supported regions Level 3: approximately 20 m for selected irrigation schemes, basins and project areas

Global Ungauged basins

GPCC First Guess Daily Global Precipitation

The GPCC First Guess Daily Product provides near-real-time daily land-surface precipitation derived from rain gauges reporting through the Global Telecommunication System. It covers the global land surface at…

Provider Global Precipitation Climatology Centre, Deutscher Wetterdienst

Resolution 1.0° × 1.0°, approximately 100–111 km

Ungauged basins

IMD 0.25° Daily Gridded Rainfall Data over India

The India Meteorological Department provides daily gridded rainfall estimates over mainland India at 0.25° × 0.25° resolution. Annual NetCDF files are available from 1901 through 2025, with rainfall expressed…

Provider India Meteorological Department

Resolution 0.25° × 0.25°, approximately 25–28 km

Global Ungauged basins

JAXA GSMaP Gauge-Adjusted Global Hourly Precipitation

JAXA GSMaP Version 8 provides hourly satellite-derived precipitation estimates at 0.1° spatial resolution across the near-global region from 60°S to 60°N. The dataset combines passive-microwave, infrared and p…

Provider Japan Aerospace Exploration Agency, Earth Observation Research Center

Resolution 0.1° × 0.1°, approximately 10–11 km at the equator

Global Ungauged basins

NASA GPM IMERG Version 07B Global Precipitation

IMERG—Integrated Multi-satellitE Retrievals for GPM—is NASA’s principal multi-satellite global precipitation product for the Global Precipitation Measurement mission. IMERG combines observations from an intern…

Provider NASA Global Precipitation Measurement Mission

Resolution 0.1° × 0.1°, approximately 10–11 km

Ungauged basins

TAMSAT v3.1 Daily Rainfall Estimates for Africa

TAMSAT v3.1 provides operational satellite-based rainfall estimates for the African continent, including Madagascar, at approximately 4 km spatial resolution. The archive begins on 1 January 1983 and supports…

Provider TAMSAT Research Group, University of Reading

Resolution 0.0375° × 0.0375°, approximately 4 km

Global Ungauged basins

The Global Precipitation Climatology Centre (GPCC) is operated by Deutscher Wetterdienst, the German Weather Service, under the auspices of the World Meteorological Organization. GPCC collects, quality-controls and analyses monthly precipi

GPCC Precipitation Analysis Monthly Version 2025 provides quality-controlled, rain-gauge-based monthly precipitation totals for the global land surface from January 1891 to the present. The product is extended…

Provider Global Precipitation Climatology Centre, Deutscher Wetterdienst

Resolution 0.25° × 0.25°, approximately 25–28 km 0.5° × 0.5°, approximately 50–55 km 1.0° × 1.0°, approximately 100–111 km 2.5° × 2.5°, approximately 250–278 km