Heading into the third weekend of May, AAA reports that gasoline prices in Minnesota and Iowa are higher than a week ago.
The average gas price in Minnesota is at $4.14 a gallon, up from $4.10 a week ago.
The average price in Iowa is $4.16 a gallon, compared to $4.13 the previous week.
Oklahoma had the lowest average price in the nation at $4.03 a gallon.
The national average price per gallon is currently $4.59.