Story by the Associated Press; Curated by Oliver Darcy.

CAMARILLO, Calif. (AP) — The average U.S. price of gasoline has dipped 3.5 cents a gallon in the past two weeks and prices in California have fallen nearly 8 cents in the same time period.

According to the Lundberg Survey released Sunday, the average nationwide for a gallon of regular is now $3.31. Midgrade averages $3.50 and premium is $3.65.

Good News: Gas Prices Have Fallen In Past Two Weeks, Says Survey

Gas pump. (Image source: Shutterstock)

Of cities surveyed in the Lower 48 states, the lowest price, $2.94, was in Billings, Mont.

San Diego, Calif., had the highest price at $3.60.

In California, prices for a gallon of regular dropped nearly 8 cents to $3.54.

The lowest price, $3.34, was in Sacramento.