Sátão is a municipality in the district Viseu in Portugal. The population in 2011 was 12,444, in an area of 201.94 km². The present mayor is Pa…Sátão is a municipality in the district Viseu in Portugal. The population in 2011 was 12,444, in an area of 201.94 km². The present mayor is Paulo Santos, elected by the Social Democratic Party. The municipal holiday is August 20.