BYN to CUP exchange rate — September 2026 Open7.8373Close7.9144High7.9213Low7.7769Average7.8450Month change (open → close): 0.98%Daily breakdown (18)DateTaux2026-09-017.8373Details2026-09-027.7842Details2026-09-037.7841Details2026-09-047.7867Details2026-09-057.7962Details2026-09-067.7955Details2026-09-077.7769Details2026-09-087.7982Details2026-09-097.7812Details2026-09-107.8338Details2026-09-117.8859Details2026-09-127.9037Details2026-09-137.9014Details2026-09-147.8787Details2026-09-157.9122Details2026-09-167.9177Details2026-09-177.9213Details2026-09-187.9144DetailsLive rate & chartDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Guides de devises Tous les taux BYN Tous les taux CUP CUP À BYN