Gas prices are on the rise in Illinois again. Average gasoline prices in Illinois have risen 25.9 cents per gallon in the last week, averaging $4.40 per gallon. Prices in Illinois are 38.4 cents per gallon higher than a month ago and stand 95.8 cents per gallon higher than a year ago.  Diesel has increased 118 cents in the last week and stands at $5.04 per gallon. 

According to the app, Gasbuddy, the cheapest station in Illinois is at $3.48 a gallon while the most expensive was $9.99. The national average price of gasoline has risen 13.8 cents per gallon averaging $3.92 across the USA. This is up 22.5 cents from a month ago and 67 cents higher than a year ago. 

Patrick De Haan, head of petroleum analysis at GasBuddy says one of the main reasons gas prices have increased is due to OPEC cutting oil production by two million barrels a day. Find more gasoline data by visiting http://prices.GasBuddy.com.