The dollar climbed slightly on Wednesday after sliding to a four-week trough overnight, but optimism over a U.S-Mexico trade agreement was dimmed by Trump's statement it was not the right time to talk right now with China.
The dollar index traded at 94.720, after slipping as low as 94.434 during the U.S. session, its weakest level since July 31.
The greenback was virtually unchanged at 111.25 yen after a rise of about 0.1 percent in the previous session.
The euro was firm at $1.1694 after surging versus its U.S peer during the previous three sessions, despite worries over Italy where political turmoil pushed up bond yields towards three-month peak.
The Aussie gained near 0.1 percent to $0.7344, after dipping about 0.1 percent in the previous session.
China’s yuan was stable at 6.8091 yuan per dollar in the offshore trading.