NZD to NIO exchange rate — September 2026 Open21.8551Close21.0711High21.8551Low21.0711Average21.4656Month change (open → close): -3.59%Daily breakdown (18)DateRate2026-09-0121.8551Details2026-09-0221.6947Details2026-09-0321.4937Details2026-09-0421.6237Details2026-09-0521.6320Details2026-09-0621.6320Details2026-09-0721.6378Details2026-09-0821.6458Details2026-09-0921.5373Details2026-09-1021.4788Details2026-09-1121.4005Details2026-09-1221.4129Details2026-09-1321.4150Details2026-09-1421.3715Details2026-09-1521.2199Details2026-09-1621.1530Details2026-09-1721.1060Details2026-09-1821.0711DetailsLive rate & chartDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Currency guides All NZD rates All NIO rates NIO To NZD