Still, the Bank of Canada is seen tapering its asset purchase program again next quarter amid expectations for a robust economic recovery, a Reuters poll showed.
While currency markets were generally calm, signs of nervousness were evident in the bond markets where yields on 10-year US Treasury notes rose above 1.60% after tepid auction results.
The dollar index rose 0.2% at 91.047, bouncing from Monday's low of 90.679, its weakest level since March 3, though investors were not convinced a recent downtrend had ended.