Weather Data Providers
PlantPredict offers many different resources for downloading and acquiring weather data.
*Denotes a free weather provider
National Solar Radiation Database (NSRDB) SUNY developed using the Perez semi-empirical satellite model. Link to provider source.
National Solar Radiation Database (NSRDB) using the Physical Solar Model (PSM), offering users the latest available data (1998–2014). Link to provider source.
Clean Power Research
Limited free trial of SolarAnywhere’s web service providing programmatic access to Clean Power Research irradiance and weather datasets. Link to provider source.
Limited free trial of Meteonorm’s web service containing 8,325 weather stations, five geostationary satellites. Interpolation models deliver global data. Link to provider source.
Limited free trial of monthly average solar resource data from SolarGIS fed through a synthetic weather generator. Link to provider source.
Freely available monthly data from the NASA Langley Research Center Atmospheric Science Data Center Surface meteorological and Solar Energy (SSE) web portal supported by the NASA LaRC POWER Project fed through a synthetic hourly weather generator. Link to provider source.