The average price of a gallon of self-serve regular gasoline in Riverside County rose a half-cent to $3.12 Monday one day after increasing two-tenths of a cent.
The average price is four-tenths of a cent less than a week ago, 2.3 cents lower than one month ago and 88 cents cheaper than one year ago, according to figures from the AAA and Oil Price Information Service.
The average price has dropped 38.8 cents since the start of the year.