RUB to CUP exchange rate on 2026-09-04 Closing rate1 RUB = 0.2769 CUPDay-over-day change: 0.33%Previous close: 0.2760More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-17 Valutagidsen Alle RUB-koersen Alle CUP-koersen CUP Tot RUB