Average retail gasoline prices in Maine have fallen 3.9 cents per gallon in the past week, averaging $3.78 per gallon yesterday. This compares with the national average that has fallen 0.8 cents per gallon in the last week to $3.77 per gallon, according to gasoline price website MaineGasPrices.com.

Including the change in gas prices in Maine during the past week, prices yesterday were $1.02 per gallon higher than the same day one year ago and are 20.4 cents per gallon lower than a month ago. The national average has decreased 17.6 cents per gallon during the last month and stands $1.04 per gallon higher than this day one year ago.

GasBuddy operates gasbuddy.com, nminegasprices.com, and more than 225 other local gasoline price-tracking websites that follow prices at more than 125,000 gasoline stations in the United States and Canada. GasBuddy also uses Facebook (facebook.com/gasbuddy) Twitter (twitter.com/gasbuddy), and phone apps to keep motorists ahead of changing gasoline prices.