Australian Dollar (AUD) To United States Dollar (USD) 180 Day HistoryAustralian Dollar To United States Dollar 180 Day HistorySep 20Nov 19Jan 18Mar 18Min = 0.6288 (Oct 13) Avg = 0.65404 Max = 0.6854 (Dec 27)0.620.640.660.680.7AUD/USDCopyright © fxexchangerate.com