Santa Rosa de Copán is the largest and most important city in western Honduras with a population of 57,820 (2020 calculation). Santa Rosa is the governmental hub of the department of Copán. The city is connected through the International Highway of the West (CA-4) with San Pedro Sula to the North and with the borders of El Salvador at El Poy and Guatemala at Agua Caliente to the west. Santa Rosa has a subtropical climate with temperatures ranging from to in the summer (March–June), and from to in the winter (December–February).