| Multi-Radar Multi-Sensor Quantitative Precipitation Estimate (MRMS QPE) | Precipitation | NOAA National Severe Storms Laboratory | CONUS | 2012 - present | 1 hr | 1 km | GRIB | IA State Mesonet (2015-present) NCEI Orders |
| Real-time Mesoscale Analysis (RTMA) | Precipitation, Temperature, et al. | NOAA National Centers for Environmental Prediction | North America | 2006 - present | 1 hr | 2.5 km | GRIB | IA State Mesonet (2012-present) Description |
| Parameter-elevation Regressions on Independent Slopes Model (PRISM) | Precipitation, Temperature, et al. | Oregon State University, USDA, NOAA | North America | 1895 - present | 1 day | 4 km, 800 m (for fee) | ASCII, BIL | PRISM Climate Group |
| Next-generation Radar Quantitative Precipitation Estimate (NEXRAD QPE) | Precipitation | NOAA National Centers for Environmental Information | CONUS | 2002 - 2011 | 5 min | 1 km | NetCDF | NCEI Orders |
| NOAA National Centers for Environmental Prediction (NCEP) Stage IV Data | Precipitation | NOAA NCEP | CONUS | 2002 - present | 1 hr | 4 km | GRIB | NCAR / EOL |
| Analysis of Period of Record for Calibration (AORC) | Precipitation, Temperature | NOAA Office of Water Prediction | North America | 1979 - present | 1 hr | 4 km | NetCDF | Description FTP |
| Integrated multi-satellite retrievals for global precipitation measurement (IMERG/GPM) | Precipitation | NASA | Global | 2000 - present | 30 min | 0.1 degree | NetCDF | GES DISC Also see GES DISC downloader |
| Climate Prediction Center Morphing Technique (CMORPH) | Precipitation | NOAA NCEP | Global | 1998 - present | 30 min, 1 hr, 1 day | 8 km, 0.25 degree | NetCDF | FTP |
| Daymet | Precipitation, Temperature | NASA, ORNL | North America | 1980 - present | 1 day | 1 km | NetCDF | ORNL DAAC |
| Livneh CONUS Near-Surface Gridded Meteorological and Derived Hydrometeorological Data | Precipitation, Temperature, et al. | Livneh B., E.A. Rosenberg, C. Lin, B. Nijssen, V. Mishra, K.M. Andreadis, E.P. Maurer, and D.P. Lettenmaier, 2013: A Long-Term Hydrologically Based Dataset of Land Surface Fluxes and States for the Conterminous United States: Update and Extensions, Journal of Climate, 26, 9384–9392. | CONUS | 1915 - 2011 | 1 day | 0.0625 degree | NetCDF | FTP |
Livneh Unsplit | Precipitation, Temperature, and Wind Speed | David W. Pierce; Lu Su; Daniel R. Cayan; Mark D. Risser; Ben Livneh; Dennis P. Lettenmaier, 2021: An extreme-preserving long-term gridded daily precipitation data set for the conterminous United States Journal of Hydrometeorology, v. 22 p. 1883, https://doi.org/10.1175/JHM-D-20-0212.1 | CONUS | 1915 - 2018 | 1 day | 0.0625 degree | NetCDF | https://cirrus.ucsd.edu/~pierce/nonsplit_precip/ |
| Topography Weather (TopoWx) | Temperature | University of Montana/Montana Climate Office | CONUS | 1948 - 2016 | 1 day | 800 m | NetCDF | PSU SCRiM |
| Snow Data Assimilation System (SNODAS) | Snow water equivalent, snow depth, et al. | National Snow and Ice Data Center | CONUS | 2003 - present | 1 day | 1 km | DAT | FTP |
| University of Arizona SWE | Snow water equivalent, snow depth | University of Arizona Climate Assessment for the Southwest (CLIMAS) | CONUS | 1982 - present | 1 day | 4 km | NetCDF | Description FTP |