**
The Solar Radiation Data Manual for
Flat-Plate and Concentrating Collectors
Manual
The Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors
Data
Averages of Solar Radiation For Each of 360 Months, 1961-1990
Spreadsheet Portable Data Files:
In alphabetical order by state and city
In numerical order by WBAN number
All sites in compressed format
Windows
(ZIP, 1.5MB)
Mac
(.sit, 1.1MB)
Unix
(.tar.Z, 1.5MB)
30-Year Average of Monthly Solar Radiation, 1961-1990
Spreadsheet Portable Data Files:
In alphabetical order by state and city.
In numerical order by WBAN number.
All sites in compressed format
Windows
(ZIP, 432B)
Mac
(.sit, 368KB)
Unix
(.tar.Z, 320KB)
Maps
U.S. Solar Radiation Resource Maps:
Atlas for The Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors
Maps of the average, minimum, and maximum solar radiation over a 30-year period
or each of the twelve months are available, as are the over-all 30-year averages.
Return to RReDC home page (
http://www.nrel.gov/rredc
)