PORTLAND — A price-watching website says average retail gasoline prices in Maine have risen 6.2 cents per gallon in the past week to an average of $2.98 per gallon.

MaineGasPrices.com said today that Maine’s latest average price compares with the national average, which has increased 3.1 cents per gallon in the last week to $2.88 per gallon.

Including the change in gas prices in Maine during the past week, prices in the state are 25.7 cents per gallon higher than the same day a year ago, and 8.9 cents per gallon higher than a month ago.