Mount Slamet (Javanese: ꦒꦸꦤꦸꦁꦱ꧀ꦭꦩꦼꦠ꧀, gunung slamet) is a type A cone volcano located in Central Java, Indonesia, has an altitude of 3,432 masl., with the coldest average temperature on the island of Java and the highest annual rainfall in Indonesia, 8,134.00 millimeters (mm) per year. She is the highest mountain in Central Java Province and the second highest mountain on the island of Java, after Mount Semeru. Mount Slamet is quite popular as a climbing destination even though the terrain is known to be difficult