Light, sweet crude for October delivery rose $1.47, or 1.86 percent, to close at $80.57 a barrel on the New York Mercantile Exchange, a record and the contract's second close over $80.

The contract dropped to $78.80 early in the session, but rebounded as high as $80.70.

October natural gas rose 37 cents, or 5.96 percent, at $6.65 per 1,000 cubic feet.

Heating oil added 2.09 cents, or 0.95 percent, at $2.2287 a gallon.

Reformulated-gasoline blendstock for oxygen blending added 0.78 cent, or 0.38 percent, at $2.0442 a gallon.

AAA said the average U.S. retail regular unleaded gasoline price was $2.788 a gallon, down 0.6 cents from Friday's $2.794 a gallon.