
BMO's chief economist listed five reasons the Canadian dollar had dropped to about 77.5 U.S. cents in the week of August 23, 2021. The drivers were the Delta variant's drag on global growth, a roughly $10 fall in WTI since early August, hawkish-leaning Fed taper talk, Canada's federal election, and thin summer markets.
Lower crude and risk-off demand for the U.S. dollar weaken commodity-linked currencies. A softer loonie can make Canadian canola and wheat cheaper for overseas buyers.
Not enough comparable past events yet for a historical read.
After 565 past bearish macro events, Crude Oil (WTI) moved a median -1.4% over 5 sessions (41% higher; middle half -5.9% to +3.0%), and -0.5% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.