Front-month Brent LCOc1, the global oil benchmark, had gained USD 1.10 to USD 44.24 a barrel by 0300 GMT (11.00 p.m. EDT), having ended down 7 cents at USD 43.14 on Wednesday.
Oil markets paused for a breather after prices tumbled about 20 percent in July because of a supply glut.
A forecast by the International Energy Agency (IEA) for slower world oil demand next year was also weighing on the market, analysts said. US benchmark West Texas Intermediate for August delivery was down 86 cents to USD 51.88 and Brent crude tumbled 96 cents to USD 57.77 a barrel in late-morning trade.
Greek voters overwhelmingly rejected the bailout terms demanded by international creditors, with official figures from Sunday's referendum showing 61.31 percent voting "No" and 38.69 percent voting "Yes".
US benchmark West Texas Intermediate for July delivery edged up three cents to USD 58.03 while Brent crude for July gained 13 cents to USD 62.16 in late-morning trade.
US benchmark West Texas Intermediate (WTI) gained 82 cents to USD 49.96 while Brent rose 81 cents to USD 55.76 in late-morning trade.
In an interview to CNBC-TV18, Girish Pai, an Independent Market Analyst, spoke about the outlook for the market.
Analysts see a downside on Tata Motors' stock in the near-term on the back of unimpressive volumes. However, a rise in volumes on the back of additions of new JLR models is foreseen which will surprise the street later, say an expert.
According to Sandeep J Shah, Market Analyst, one may buy YES Bank and IndusInd Bank on dip.
Market is bracing for two major events; one is a possible repo rate hike by RBI and two, the inevitable tapering by Fed, says Sandeep Shah.
Ambareesh Baliga, Market Analyst advice traders to book profit in HCL Tech and TCS.
Buy Larsen and Toubro (L&T) around Rs 1640-1650, says Ambareesh Baliga, Market Analyst.
BGR Energy and Transformers & Rectifiers are looking good at current levels, says Ambareesh Baliga, Market Analyst.
Ambareesh Baliga, Market Analyst is bullish on private sector banks compare to public sector banks.
Infosys is an underperformer and it may slip to Rs 2200, says Ambareesh Baliga, Market Analyst.
Ambareesh Baliga, Market Analyst advice traders to exit from United Spirits at current levels.
Ambareesh Baliga, Market Analyst advice traders to buy Bharti Airtel around Rs 240-245.
Ambareesh Baliga, Market Analyst advice traders to exit from ONGC around Rs 295- 300 levels.
Ambareesh Baliga, Market Analyst advice traders to buy SBI, Axis Bank and L&T on dip. One can even buy BHEL around Rs 228- 230 levels.
Tata Motors is looking expensive, says Ambareesh Baliga, Market Analyst. The momentum is there, so it is possible that it could move up more but I think it should be utilized to sell than to buy.
Shasun Pharma may cross Rs 200-210, says Ambareesh Baliga, Market Analyst.
BHEL is looking good for long term at lower levels, says Ambareesh Baliga, Market Analyst.
Market Analyst, Ambareesh Baliga is of the view that one can buy IFCI at around Rs 20-21.
Market Analyst, Ambareesh Baliga is of the view that one can buy Axis Bank for long term perspective.
Avoid JSW Steel and JSW ISPAT Steel, says Ambareesh Baliga, Market Analyst.