By early afternoon in New York, the US benchmark crude was down 68 cents to USD 107.19 a barrel on the New York Mercantile Exchange.
Sales of previously occupied homes in the US slipped 1.2 per cent in June to a seasonally adjusted annual rate of 5.08 million. Any sign that the U.S. Economic recovery is slowing can depress oil prices.
Oil is still up nearly USD 14 a barrel since June 21, underpinned by sharp declines in US stockpiles and concerns of supply disruptions in the Middle East.
"While crude oil stocks have declined for three weeks in a row, fundamentals in the gasoline and distillates markets appear less supportive," said a report from JBC Energy in Vienna.
More From This Section
"Stock levels for oil products are in line or above the 5-year average, and domestic demand is anything but impressive."
Energy analysts at The Schork Group Inc. Said open interest, which is the number of open futures contracts, is at record levels as is participation of Wall Street hedge funds and investors such as commodity pool operators.
WTI's jump has been so sharp that is has closed most of its discount to Brent crude, which is traded on the ICE Futures exchange in London. September Brent was down 7 cents to USD 108 a barrel.