Miena is a small town by the Great Lake in the Central Highlands of Tasmania, Australia. At the 2006 census, Miena and the surrounding area had a population of 104.The Aboriginal name, pronounced 'my-enna' translates to 'lagoon-like'.HistoryGreat Lake Post Office opened on 1 August 1897, was renamed Miena in 1920 and closed in 1942.ClimateMiena is one of the coldest non-alpine locations in Australia. Measurable snowfall averages 40–50 days per year and can fall in any month. This can cause occasional road closures in the area.