Brent futures fell 25 cents, or 0.4%, to $61.76 a barrel, having gained 1.1% on Friday, CNBC reported.
WTI crude futures were down 22 cents, or 0.4%, at $52.29, having firmed by 0.4% in the previous session.
“China’s industrial output growth is falling to the lowest level in 17 years amid trade tensions with the US Today, oil markets will have to digest more demand concerns as India implemented retaliatory tariffs on a number of US goods yesterday,” consultancy JBC Energy said in a note.
Also sapping prices was the dim outlook for oil demand growth in 2019 projected by the International Energy Agency on Friday, citing worsening prospects for global trade.
The Paris-based IEA’s 2019 demand growth estimate was revised downwards by 100,000 barrels to 1.2 million barrels per day but said the picture would improve going into 2020 thanks to stimulus packages and growth in developing countries.
Though danger of an immediate confrontation over last week’s tanker attacks - which the United States blamed on Iran but Tehran denied - appeared to recede, tensions over the strategic route remain high. A fifth of the world’s oil passes through the Strait of Hormuz.
Prices could receive some support from comments by Saudi Energy Minister Khalid al-Falih over the weekend that OPEC would probably meet in the first week of July and that he hoped it would reach an agreement on extending oil output curbs.
“We are hoping that we will reach consensus to extend our agreement when we meet in two weeks’ time in Vienna,” Falih told reporters while attending a G20 energy and environment ministerial meeting in Karuizawa, northwest of Tokyo.