In the 12th International Precipitation Conference, held on June 19-21, 2019 in Irvine, California, science and applications of G-WADI-associated precipitation and climate products (i.e., the PERSIANN family of products developed at the University of California, Irvine's Center for Hydrometeorology and Remote Sensing) were described in 13 presentations. Results from several western states of the United States, the North Pacific Ocean, the Tibetan Plateau, the Lake Kyoga basin of Uganda, and various global studies were presented.