The average price of a gallon of regular unleaded gas is $2.41, which is seven cents more than last week's average. That's according to the AAA Daily Fuel Gauge Report.
The most expensive gas in Illinois can be found in Chicago, at $2.74 per gallon. The cheapest fuel is in Decatur, at an average price of $2.20 per gallon.
The average gas price nationwide is $2.28/gallon.