The average price of a gallon of self-serve regular gasoline in Los Angeles County dropped Sunday for the 15th time in 16 days, falling 1.1 cents to $4.531.

The average price has dropped 19.8 cents over the past 16 days, including 1 cent Saturday, according to figures from the AAA and the Oil Price Information Service. It is 10.1 cents less than one week ago and 30.6 cents less than one month ago, but 15.2 cents more than one year ago. It has dropped $1.963 since rising to a record $6.494 on Oct. 5, 2022.

The Orange County average price dropped for the 20th time in 21 days, falling 1.1 cents to $4.434. It has dropped 28.1 cents over the past 21 days, including eight-tenths of a cent Saturday.

The Orange County average price is 11.3 cents less than one week ago and 34.7 cents less than one month ago, but 13.5 cents more than one year ago. It has dropped $2.025 since rising to a record $6.459 on Oct. 5, 2022.

“Southern California metro area average gas prices are now within five to 15 cents of their lowest levels of the year, which is great news for the record number of local residents who are planning holiday getaways this month,” Auto Club spokesperson Doug Shupe said in a statement.

“Wholesale Los Angeles gasoline prices are continuing to drop, which should continue the downward trend at the pump,” he added.

The national average price dropped seven-tenths of a cent to $2.91. It is 4.5 cents less than one week ago, 17 cents less than one month ago and 11.3 cents less than one year ago. The national average price has dropped $2.106 since rising to a record $5.016 on June 14, 2022.