The dollar edged up against the yen while the euro and sterling held their gains versus the USD, with a rise in yields supporting the currencies.
The dollar fell as the greenback looked vulnerable to weakness on uncertainty surrounding Fed monetary policy and the US election.
The dollar hit highs on Tuesday on growing expectations that the Fed would raise interest rates in December.
The dollar gained against the yen on Monday on growing expectations of a Federal Reserve interest rate increase in December.
The dollar rose on Friday, boosted by higher expectations of a Federal Reserve interest rate hike this year and by the euro weakening.
Steven Englander, Citi, discusses what's likely driving the euro lower, and provides his thoughts on the Japanese yen and play on the Mexican peso.
The euro fell Thursday after European Central Bank President Mario Draghi said the bank did not discuss ending bond purchases.
Markets have already seen most of the Mexican rally on this side of the election, says Ray Attrill, co-head of FX strategy at National Australia Bank.
The euro weakened Wednesday, a day before the European Central Bank is due to meet, with investors focused on Mario Draghi.
The dollar was mixed Tuesday as investors took some profits from the greenback's recent strength and evaluated the Fed.
The dollar retreated as investors evaluated whether the Fed will let inflation run above target before raising interest rates.
The dollar posted a weekly performance best after strong U.S. retail sales and producer prices data for September.
The dollar tumbled on Thursday, as risk appetite took a turn for the worse after soft Chinese trade data spooked the market.
The dollar held gains Wednesday after Fed meeting minutes reinforced expectations that the central bank would hike rates in December.
The dollar hit a high on Tuesday as investors increased bets that the Federal Reserve would raise interest rates in December.
The worst will be feared about a hard Brexit when it comes to the pound until negotiations actually conclude, says Credit Agricole's David Forrester.
The pound steadied while the peso surged after the damaging publication of a video of Trump making vulgar comments about women.
Jane Foley, senior currency strategist at Rabobank, discusses why the direction of the peso indicates markets are pricing in a win for Hillary Clinton.
Dollar/peso started strong but pulled back, suggesting that the Trump tape resulted in an overreaction in markets, says Macquarie's Nizam Idris.
The second presidential debate did not move the needle much on dollar/peso, suggesting an unchanged election outlook, says Divya Devesh, Asia FX strategist at StanChart.