Crude inventories rose by 4.7 million barrels in the last week, the biggest one-week rise since April.
U.S. stock index futures indicated a higher open, building on Wednesday's rally which saw major averages gain more than 1.5 percent.
Asian share markets went through a roller-coaster ride on Wednesday amid persisting concerns over the health of China's economy.
U.S. stocks plummeted as continued signs of weakness in China and concerns about the Federal Reserve weighed heavily on investor sentiment.
U.S. sovereign bonds prices rose on Tuesday following poor manufacturing data out of China further dented confidence.
Oil futures extended losses in after-hours trading on Tuesday after a report showed U.S. crude stocks rose last week.
Gold rose 1 percent on Tuesday as the dollar and global equities dropped on fresh signs of economic weakness in China.
The yen and the euro rose on concerns about China, as investors unwound bets against the two currencies used to fund holding riskier assets.
Asian stocks slumped on Tuesday after surveys of China's mammoth manufacturing sector showed a further loss of momentum.
European stocks followed Asian equities lower on Monday on reports that China could stop propping up its equity markets.
The dollar lost ground against the yen and the euro as global stock markets began the week in the red, prompting investors to trim bets.
U.S. stock index futures indicated a higher open on Wednesday after the worst start to September in 13 years as China and interest rate fears dominated.
Gold steadied on Monday, bouncing up from session lows as oil prices rallied and the U.S. dollar fell.
Asia stocks ended mostly lower on Monday, with Shanghai significantly paring losses amid reports that Beijing will halt its market intervention.
European markets closed mixed on Friday, while investors remained vigilant after a roller-coaster week in global equity markets.
Oil prices closed higher on Friday after bouncing back from six-and-a-half-year lows on recovering equities markets.
Gold rose on Friday as technical indicators and suggestions the U.S. central bank may delay a rate rise provided support.
U.S. stocks closed lower on the last day of trade for August as investors digested a volatile month amid uncertainty about China and the Fed.
The dollar rose to one-week highs on Friday.
China's benchmark Shanghai composite ended nearly 5 percent higher with gains accelerating in the final half-hour of trade.
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