Average retail gasoline prices in Maine rose 2.6 cents per gallon last week, averaging $3.81 per gallon Sunday, April 17.

The national average increased 3.7 cents per gallon last week to $3.80 per gallon, according to gasoline price website MaineGasPrices.com.

Prices on Sunday were 93.6 cents per gallon higher than one year ago and 23.7 cents per gallon higher than a month ago.

The national average increased 27.4 cents per gallon last month and Sunday stood 93.5 cents per gallon higher than one year ago.

GasBuddy operates GasBuddy.com, MaineGasPrices.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. GasBuddy.com was named one of Time magazine’s 50 best websites and to PC World’s 100 most useful websites of 2008.