The US dollar declined against the Canadian dollar on Wednesday May 20 2026, falling 4bps from 1.3757 at the previous close to 1.3751. One Canadian dollar bought US$0.727, up from US$0.727 at Tuesday’s close. The rate stands 38bps above its 30-day average of 1.3698, reflecting sustained USD strength. The previous close was recorded at the Bank of Canada’s official daily fix on Tuesday May 19 2026.