Access data and analysis services that provide access to solar resource data and NREL models.
Freely available downloads of The National Solar Radiation Database.
The real-time status of the solar photovoltaic market in the U.S.
Provides access to photovoltaic performance data collected by NREL for systems throughout the country.
NREL's PVWatts® API estimates the energy production of grid-connected photovoltaic (PV) energy systems based on a few simple inputs.
Returns information on the closest climate data for a location.
Returns various types of solar data for a location. The service currently returns data for average Direct Normal Irradiance, average Global Horizontal Irradiance, and average Tilt at Latitude.