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Precipitation Data Access and Tools

NASA has a wide range of precipitation data, from hourly rainfall estimates to reanalysis datasets looking back decades. Our datasets and tools help users spot characteristics, trends, patterns, and anomalies in the precipitation that falls to Earth and understand how it affects natural areas and human communities.

Precipitation Datasets

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Dataset Version Platform Instrument Temporal Extent Spatial Extent Spatial Resolution Data Format
GPM GROUND VALIDATION JOSS-WALDVOGEL DISDROMETER (JW) NSSTC V1 1 GROUND-BASED OBSERVATIONS JW DISDROMETER 2010-07-05 to 2011-03-30

N: 34.72 S: 34.71 E: -86.63 W: -86.64

ASCII
GPM GROUND VALIDATION MET ONE RAIN GAUGE PAIRS IFLOODS V2 2 GROUND STATIONS RAIN GAUGES 2013-04-06 to 2013-12-27

N: 43.3706 S: 41.8471 E: -91.1898 W: -93.5207

ASCII
GPM GROUND VALIDATION MET ONE RAIN GAUGE PAIRS IPHEX V2 2 GROUND STATIONS RAIN GAUGES 2013-09-11 to 2014-10-30

N: 35.8857 S: 35.083 E: -82.5649 W: -83.5908

ASCII
GPM Ground Validation Met One Rain Gauge Pairs OLYMPEX V1 1 GROUND STATIONS RAIN GAUGES 2015-01-01 to 2016-06-20

N: 48.0795 S: 46.4478 E: -122.631 W: -124.369

ASCII
GPM Ground Validation Met One Rain Gauge Pairs Wallops Flight Facility (WFF) V1 1 GROUND STATIONS RAIN GAUGES 2012-04-10 to 2018-10-01

N: 38.3699 S: 37.4531 E: -75.3188 W: -75.879

ASCII
GPM Ground Validation Micro Rain Radar 2 (MRR-2) UConn 1 GROUND STATIONS MRR 2021-12-01 to 2024-05-21

N: 41.828 S: 41.798 E: -72.247 W: -72.304

netCDF-3, netCDF-4
GPM Ground Validation Micro Rain Radar (MRR) ICE POP V1 1 GROUND STATIONS MRR 2017-11-01 to 2018-03-01

N: 37.74 S: 37.6754 E: 128.808 W: 128.717

ASCII, netCDF-3
GPM Ground Validation Micro Rain Radar (MRR) LPVEx V1 1 R/V ARANDA, GROUND STATIONS MRR 2010-05-19 to 2011-03-30

N: 60.4864 S: 59.3778 E: 25.6294 W: 21.3281

ASCII
GPM GROUND VALIDATION MICRO RAIN RADAR (MRR) NASA ACHIEVE IPHEX V1 1 GROUND STATIONS MRR 2014-05-06 to 2014-06-15

N: 35.562 S: 35.482 E: -83.044 W: -83.176

ASCII
GPM GROUND VALIDATION MICRO RAIN RADAR (MRR) NASA HYMEX V1 1 GROUND STATIONS MRR 2012-09-07 to 2012-11-12

N: 44.2 S: 41.8 E: 12.5 W: 4.06

ASCII
GPM GROUND VALIDATION MICRO RAIN RADAR (MRR) NASA IFLOODS V1 1 GROUND STATIONS MRR 2013-04-11 to 2013-06-16

N: 42.3 S: 41.8 E: -91.8 W: -92.5

ASCII
GPM GROUND VALIDATION MICRO RAIN RADAR (MRR) NASA IPHEX V1 1 GROUND STATIONS MRR 2014-04-22 to 2014-10-17

N: 35.52 S: 35.22 E: -83.05 W: -83.1

ASCII
GPM Ground Validation Micro Rain Radar (MRR) OLYMPEX V1 1 GROUND STATIONS MRR 2014-10-30 to 2016-05-22

N: 47.9704 S: 47.3599 E: -123.499 W: -123.993

ASCII
GPM GROUND VALIDATION MISSION REPORTS GCPEX V1 1 MISSION REPORTS VISUAL OBSERVATIONS 2011-09-06 to 2012-05-11

N: 46.9027 S: 42.7243 E: -67.7583 W: -80.7563

PDF, TAR
GPM Ground Validation Multi-Radar/Multi-Sensor (MRMS) Precipitation Reanalysis for Satellite Validation Product V1 1 GROUND STATIONS DOPPLER RADAR, RAIN GAUGES 2014-03-02 to 2018-10-30

N: 55 S: 20 E: -60 W: -130

ASCII
GPM Ground Validation NASA EPFL-LTE Parsivel DSD Data Lausanne, Switzerland 1 GROUND STATIONS DISDROMETERS 2008-11-26 to 2010-09-29

N: 46.5219 S: 46.5176 E: 6.57258 W: 6.56273

ASCII
GPM GROUND VALIDATION NASA MICRO RAIN RADAR (MRR) GCPEX 2 GROUND STATIONS MRR 2011-10-24 to 2012-03-13

N: 44.2336 S: 44.1806 E: -79.7175 W: -79.7814

netCDF-4
GPM GROUND VALIDATION NASA MICRO RAIN RADAR (MRR) MC3E 1 GROUND STATIONS MRR 2011-04-22 to 2011-06-06

N: 36.6058 S: 36.605 E: -97.4869 W: -97.4872

ASCII
GPM GROUND VALIDATION NASA S-BAND DUAL POLARIMETRIC (NPOL) DOPPLER RADAR IFLOODS 2 GROUND STATIONS NPOL 2013-04-30 to 2013-06-16

N: 42.2708 S: 42.2656 E: -92.5056 W: -92.5128

UF
GPM GROUND VALIDATION NASA S-BAND DUAL POLARIMETRIC (NPOL) DOPPLER RADAR MC3E 1 GROUND STATIONS NPOL 2011-04-11 to 2011-06-03

N: 38 S: 35 E: -95.5 W: -99

UF
GPM Ground Validation NASA S-Band Dual Polarimetric (NPOL) Doppler Radar OLYMPEX 2 GROUND STATIONS NPOL 2015-11-05 to 2016-01-15

N: 48.6684 S: 45.9605 E: -122.256 W: -126.275

UF
GPM Ground Validation NASA S-Band Dual Polarimetric (NPOL) Doppler Radar Wallops Flight Facility (WFF) 1 GROUND STATIONS NPOL 2013-12-06 to 2017-04-28

N: 39.6219 S: 36.8989 E: -73.6272 W: -77.1056

UF
GPM Ground Validation National Mosaic and Multi-Sensor QPE (NMQ) System IFloodS 1 GROUND STATIONS DOPPLER RADAR, RAIN GAUGES 2013-04-01 to 2013-06-30

N: 55 S: 20 E: -60 W: -130

ASCII, Binary, netCDF-4
GPM Ground Validation National Mosaic and Multi-Sensor QPE (NMQ) System IPHEx 1 GROUND STATIONS CBR, DOPPLER RADAR, RAIN GAUGES 2014-04-30 to 2014-06-16

N: 38.705 S: 32.7 E: -78.695 W: -87.1

ASCII, netCDF-4
GPM Ground Validation Naval Research Laboratory (NRL) Near-Real Time Rain Rates IFloodS 1 GOES-15, DMSP 5D-3/F15, DMSP 5D-3/F16 GOES-15 Imager, SSM/I, SSMIS 2013-04-23 to 2013-06-30

N: 59.875 S: -59.875 E: 179.875 W: -179.875

Binary, netCDF-4
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Featured Precipitation Observation Method: GPM

NASA's Global Precipitation Measurement (GPM) platform provides next-generation global observations of rain and snow to help researchers better understand Earth's water and energy cycles and forecast extreme weather and related events.

Learn More About GPM
Earthdata grphic identifier on ice sheet map

TRMM and GPM Precipitation Products and Services at NASA's GES DISC

During this webinar we will provide an overview of TRMM and GPM precipitation data products and discuss the various ways to discover and access these data. We will also demonstrate the visualization and analysis tools and services provided by NASA's Goddard Earth Science Data and Information Services Center (GES DISC).

Precipitation Data Tools

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