Gas, diesel prices hit new high

NEW YORK (CNNMoney.com) - The average prices of gasoline and diesel fuel have reached new record highs, a AAA survey showed Tuesday.

The average price of regular unleaded gasoline rose more than a penny to $3.386 a gallon from $3.373.

Gas prices are up 18.5 percent from where they were last year. A month ago, the nationwide average was $3.285 a gallon.

The average price per-gallon of diesel rose more than a penny to a new high of $4.119, according to the fuel survey. Diesel was $3.989 a gallon at this time last month and $2.938 in the same period a year ago.