The U.S. average retail price of regular gasoline dropped five and a half cents this week to $3.79 per gallon. This average price is still $1.07 per gallon higher than last year at this time. The biggest decrease came on the Gulf Coast, where prices fell almost nine cents on the week; prices in that region are the lowest in the country at $3.62 per gallon. The average price on the East Coast fell about eight cents, while West Coast prices were down almost six cents on average, but remain the highest among the major regions at $3.98 per gallon. In the Rocky Mountain region, gasoline prices were down two and a half cents on average. The Midwest saw the smallest decline, with prices falling less than two cents from last week.

The national average diesel price fell for the fourth consecutive week, dropping almost a nickel last week to $3.95 per gallon. The diesel price is $0.97 per gallon higher than last year at this time. The Rocky Mountains saw the biggest decline, with prices down eight cents in the region. East Coast, Midwest, and Gulf Coast regional prices each registered decreases of about five cents for the week. The average diesel price on the West Coast was four cents lower this week, and it remains the highest regional price in the country at $4.16 per gallon.