National Solar Radiation Data Base

About the National Solar Radiation Data Base

National Solar Radiation Database 1961-1990 The National Solar Radiation Data Base 1961-1990 (NSRDB) contains 30 years of solar radiation and supplementary meteorological data from 237 NWS sites in the U.S., plus sites in Guam and Puerto Rico

National Solar Radiation Database 1991-2005 Update The updated 1991-2005 National Solar Radiation Database holds solar and meteorological data for 1,454 locations in the United States and its territories.

Access the Data

http://rredc.nrel.gov/solar/old_data/nsrdb/

Also related to: National Renewable Energy Laboratory

Content of the Data

• Hourly Solar Data
• Statistical Summaries
  • Daily Statistics Files
  • Hourly Statistics Files
  • Threshold Files
• Typical Meteorological Year (TMY3) Files