RUB to CUP exchange rate on 2026-09-15 Closing rate1 RUB = 0.2846 CUPDay-over-day change: -0.12%Previous close: 0.2849More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-17 Currency guides All RUB rates All CUP rates CUP To RUB