NOK to NIO exchange rate on 2026-09-04 Closing rate1 NOK = 3.9569 NIODay-over-day change: 0.31%Previous close: 3.9445More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Guide valutarie Tutti i tassi NOK Tutti i tassi NIO NIO Per NOK