The following El Nino/Southern Oscillation reports are available for 2004:

January, February, March, April, May, June, July, August, September, October, November, December, Annual

Citing This Report

NOAA National Centers for Environmental Information, El Nino/Southern Oscillation for December 2003, published online January 2004, retrieved on May 2, 2024 from https://www.ncei.noaa.gov/access/monitoring/monthly-report/enso/200400.