The U.S. dollar index traded about half a percent higher against major world currencies near 98.80. The euro traded near $1.08.
The Energy Select Sector SPDR ETF (XLE) declined 2 percent in pre-market trade.
Earlier, U.S. stock index futures had indicated a flat to higher open, following gains in European equities.
Ahead of next week's key Fed policy announcement — which seems bound to bring the first hike in the fed funds rate since 2006 — it also looks set to be a less eventful week, kicking off with just consumer credit figures for October at 3:00 p.m. ET on Monday.
Arguably the week's U.S. data highlights come on Friday, with November retail sales figures, which are expected to report a further modest increase, as well as the preliminary reading of the University of Michigan's consumer sentiment survey for December.
Atlanta Fed President Dennis Lockhart said on CNBC's "Squawk Box" Monday that economic conditions are satisfactory and the financial markets are well-prepared for the Federal Reserve to increase interest rates next week.
St. Louis Fed President James Bullard is the only Fed official scheduled on the calendar with a speech Monday. The Fed goes quiet in the week before its rates meeting.
Markets are prepping for a rate hike December 16, after Friday's 211,000 November nonfarm payrolls showed a continuing solid trend of job creation.
"The imminent start of the Fed rate-hiking cycle will be sugar-coated in dovish reassurances about the speed of tightening. The market expects as much, but history warns us that the dollar rallies ahead of the first rate hike and often weakens afterwards. This presents a chance to buy, as monetary policy divergence will still be the big theme of 2016," said analysts led by Patrick Legland, global head of research at Societe Generale.