| Event | Year (from July to June of next year) |
| El Niño | 1951-52, 1957-58, 1963-64, 1965-66, 1968-69, 1969-70, 1972-73, 1976-77, 1982-83, 1987-88, 1997-98, 2006-07, 2009-10 |
| El Niño Modoki I | 1977-78, 1986-87, 1991-92, 1994-95, 2002-03, 2004-05 |
| El Niño Modoki II | 1990-91, 1992-93 |
| La Niña | 1950-51, 1954–57, 1962-63, 1964-65, 1967-68, 1970–72, 1973–76, 1984-85, 1988-89, 1995-96, 1998–01, 2007-08, 2010–12 |
|
|