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
Pact of San José de Flores in Buenos Aires (rather than in the capital, Paraná). The Buenos Aires government also enjoyed numerous alliances in the hinterland, including that of Santiago del Estero Province (led by Manuel Taboada), as well as among powerful Liberal Party governors in Salta, Corrientes, Tucumán and San Juan. The 1858 assassination of San Juan's Federalist governor, Nazario Benavídez, by Liberals inflamed tensions between the Confederation and the State of Buenos Aires. Relations deteriorated further with the signing of a free trade agreement between the Port of Rosario (the chief Confederate port) and the Port of Montevideo to the detriment of Buenos Aires.