Temuco is a city and commune, capital of the Cautín Province and of the Araucanía Region in southern Chile. The city is located 670 kilometre…Temuco is a city and commune, capital of the Cautín Province and of the Araucanía Region in southern Chile. The city is located 670 kilometres south of Santiago. The city grew out from a fort of the same name established in 1881 during Chile's invasion of Araucanía. Temuco lies in the middle of the historic Araucanía, a traditional land of the indigenous Mapuche.