The Lundberg Survey of fuel prices released Sunday puts the price of a gallon of regular at $3.47.
Costs have seen similar hikes in midgrade, now at an average of $3.62 a gallon, and premium at $3.74.
Diesel is up four cents to $3.89 a gallon.
Of the cities surveyed, Albuquerque, N.M., had the nation's lowest average price for gas at $3.15, and Los Angeles had the highest at $3.86.
In California, the lowest average price was $3.73 in Bakersfield. The average statewide was $3.82, up a nickel in the two-week span.