The average price of diesel was down last week to $3.270 per gallon, 5.6 cents less than the week before, according to the Department of Energy.
Low and ultra low sulfur diesel prices also fell during that time. Low sulfur diesel was priced at $3.169 per gallon, a six cents reduction from the week before while ultra low sulfur diesel was $3.286 per gallon, 5.5 cents less.