Despite rising slightly by midweek, gas prices remained cheaper than last week, but a switch to more expensive summer-blend gasoline could change that, according to the latest report from AAA.
The national average cost for a gallon of gas dropped to $3.37, two cents less than last week but a penny more than the cost of gas at the start of this week, AAA said. The fluctuation in prices within the week is likely due to increasing demand, oil prices and summer blend gasoline, AAA spokesperson Andrew Gross said.
“This blend is designed to lower emissions during the summer and is more expensive to refine,” Gross said. “Switching to summer blend usually adds about five to ten cents to the price of gasoline.”
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