CUP to RUB exchange rate on 2026-08-19 Closing rate1 CUP = 3.5434 RUBDay-over-day change: 0.16%Previous close: 3.5377More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Currency guides All CUP rates All RUB rates RUB To CUP