(Image source from: Gasoline gets expensive in Arizona)

Gasoline prices is likely to pump up in Arizona sometime this week.

Officials with Triple-A Arizona said Tuesday that the average statewide price for unleaded regular gasoline is $3.14 a gallon. That's an increase of less than half a penny from last week.

This week's national average is at $3.25 per gallon, up by nearly 4 cents from last week.

Tucson has Arizona's lowest average gasoline price at $3.06 a gallon and Flagstaff has the highest at $3.36.

Missouri has the lowest average gas prices in the continental U.S. at $2.96 a gallon with Connecticut having the highest at $3.68 a gallon.

AW: Suchorita Dutta