PORTLAND — A price-monitoring website says average retail gasoline prices in Maine have risen 0.4 cent per gallon in the past week to an average of $2.89 per gallon.

MaineGasPrices.com says Sunday’s price compares with the national average, which has fallen 1.4 cent per gallon in the last week to $2.81.

The website says Maine gasoline prices as of Sunday were 17.4 cents per gallon higher than the same day one year ago, and 21.1 cents per gallon higher than a month ago.