The average price of a gallon of self-serve regular gasoline in San Diego County rose to a record Monday for the third consecutive day, increasing six-tenths of a cent to $6.398. The average price has risen 17 consecutive days and 30 of the past 31, increasing $1.176, including eight-tenths of a cent Sunday and 15.7 cents Thursday, the largest daily increase since July 11, 2015, according to figures from the AAA and the Oil Price Information Service. MORE: https://www.cbs8.com/article/news/local/san-diego-gas-price-third-consecutive-day/509-42878611-b016-4d11-a743-584cf0fbb29c