Western Pennsylvania motorists will pay 4.8 cents a gallon more for their gas this week.
The current average price at the pump for self-serve regular fuel is $2.884.
Motorists are paying slightly more in Corry and Union City, where a gallon of self-serve regular is selling for $2.899.
The national average retail price is $2.858, or 2.8 cents higher than one week ago today.
According to American Automobile Association's Fuel Gauge, oil prices fell 55 cents Monday to close at $84.37 per barrel on the New York Mercantile Exchange.
Last week, oil prices surged to 18-month highs above $87 per barrel.
The jump in prices was largely due to investor optimism on the pace and strength of the economic recovery just now starting to show up in some sectors.