International Brent crude oil futures were trading at $48.27 per barrel at 0052 GMT, down 10 cents, or 0.2 percent, from their previous close. U.S. West Texas Intermediate (WTI) crude futures were down 16 cents, or 0.4 percent, at $46.19 a barrel.
The U.S. dollar index, which measures the currency against a basket of six majors, rose as high as 96.143, its highest level since Aug. 9, on Tuesday.
A stronger greenback makes dollar-priced commodities like oil more expensive for holders of other currencies and possibly capping demand.
The dollar strengthened after recent hawkish comments by Fed Chair Janet Yellen and Vice Chair Stanley Fischer boosted expectations that a rate hike by the U.S. central bank at its September policy meeting could be on the horizon.
“The pullback in commodity prices is likely to continue in the short term with a stronger USD and weaker fundamentals,” Australian bank ANZ said in a note.
U.S. crude stocks rose by 942,000 barrels in the week to Aug. 26 to 525.2 million, nearly in line with analysts’ expectations for an increase of 921,000 barrels, data from industry group the American Petroleum Institute showed on Tuesday.
Concerns over refinery production outages caused by storm threats in the Gulf of Mexico have done little to support prices as a product glut in the United States persists.
