Download 30 Year Average Solar Radiation North-South Axis PDF
- PDF
- Individual PDFs
- Manual (5.5MB)
- State/Territoy Data Tables
Tables include the "Averages of solar radiation for each of the 360 months during the period of 1961-1990" and "30-year (1961-1990) average of monthly solar radiation".
- Maps
- Data Files in ASCII Text Format
Averages of solar radiation for each of 360 Months, 1961-1990 for 239 U.S. sites; and thirty-year averages of monthly solar radiation, 1961-1990 for 239 U.S. sites
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