Demand for natural gas dropped 14 percent in the week ending Thursday, taking natural gas close to a seven-week low Monday at $3.34 per million British thermal units, although prices were up from an overnight low of $3.314.
On the New York Mercantile Exchange, West Texas Intermediate crude oil for January delivery dropped 30 cents to $87.43 a barrel.
Home heating oil for January delivery was off 2.44 cents to $2.9563 a gallon. Reformulated blendstock gasoline shed 0.75 cents to $2.6546 a gallon.
At the pump, AAA reported a national average price for regular unleaded gasoline at $3.248 per gallon, down from Sunday's $3.257.