Answered By: Jeremy Darrington
Last Updated: May 19, 2017     Views: 30

Daily Sunlight (1979-2011)

  • North America Land Data Assimilation System (NLDAS) on CDC Wonder website
  • Available by state or region as well as for the United States as a whole.
  • Calculated as KJ/m² (Kilojoule/square meter)

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