Rivadavia, Salta Rivadavia, Salta Rivadavia is a town in eastern Salta Province, Argentina in the Department of Rivadavia, from the city of Salta. It is in a low-lying region of the province. Rivadavia has a semi-arid climate according to the Köppen climate classification. Temperature extremes can be very high in the summer especially in early summer before the heaviest and most persistent rain. The highest temperature ever recorded in South America was held by Rivadavia, when it peaked at on December 11, 1905. Rivadavia has a hot humid subtropical climate with significant tropical influence. The climate combines a wet summer season with
Salta–Antofagasta railway ("train to the clouds"), running between Salta and La Polvorilla. Nowadays, apart from some suburban trains running from Salta to Campo Quijano, the "Tren a las Nubes" is the only passenger train serving the line, after the cancellation of the "Tren Mixto" Salta-Socompa, that once linked Socompa with Tucumán and Buenos Aires (Retiro Station), via Córdoba and Rosario. The Chilean part of the line, also served only by freight trains, was the site of a proposed commuter rail line on the route running through Antofagasta. Salta–Antofagasta railway The Salta–Antofagasta railway, also named Huaytiquina, is a non-electrified single track railway line