ChachagüíChachagüí is a town and municipality in the Nariño Department, Colombia. The municipality is home to Antonio Nariño Airport, the most important in the region and a means of air access to San Juan de Pasto, the department's capital.WWW chachagui-narino.gov.co/i...ClimateChachagüí experiences a consistently warm and mild subtropical highland climate. July and August are fairly dry, while the rest of the year experiences significant rainfall.