CP El Niño and PDO Variability Affect Summer Precipitation over East China

Table 1

List of CP El Niño years classified based on the different PDO phases during 1950–2017.

Types	PDO negative (cool) phase (1947–1976, 1998–2017)	PDO positive (warm) phase (1977–1997)
CP El Niño	1957/1958, 1963/1964, 1965/1966, 1968/1969, 1969/1970, 2002/2003, 2004/2005, 2009/2010	1977/1978, 1987/1988, 1991/1992, 1994/1995