GTQ to BYN exchange rate — September 2026 Open0.3999Close0.3958High0.4047Low0.3958Average0.4004Month change (open → close): -1.03%Daily breakdown (19)DataTaxa2026-09-010.3999Details2026-09-020.4040Details2026-09-030.4041Details2026-09-040.4041Details2026-09-050.4035Details2026-09-060.4035Details2026-09-070.4047Details2026-09-080.4032Details2026-09-090.4038Details2026-09-100.4013Details2026-09-110.3982Details2026-09-120.3973Details2026-09-130.3975Details2026-09-140.3990Details2026-09-150.3975Details2026-09-160.3971Details2026-09-170.3968Details2026-09-180.3969Details2026-09-190.3958DetailsLive rate & chartDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guias de moedas Todas as taxas GTQ Todas as taxas BYN BYN Para GTQ