Copper for September delivery was trading up 0.30 cent at $3.4430 a lb by 1422 GMT on the New York Mercantile Exchange's Comex division. The morning range contracted to $3.4595 to $3.3765, the September contract's lowest price point since February 7. By 9 am EDT.
Comex estimated futures volumes at 8,678 lots. Copper plunged 15.25 cents, or nearly 4.3 percent, to a six-month low on Monday as investors sold commodities across the board.
Copper tracking early moves in crude oil prices, which briefly fell to a three-month low at $118 a barrel amid waning fears about damage from Tropical Storm Edouard. "For now, it seems that the price of least resistance for most commodities is lower still, as weakness in energy prices should continue to cast a shadow over the entire group," said MF Global analyst Edward Meir.