Hawaii gas price averages increased again throughout most of the islands this past week, according to the AAA Hawaii Weekend Gas Watch.
The $4.21 state average is three cents more than last Thursday, 16 cents more than last month and 18 cents less than on this day last year.
Honolulu’s average price is $4.15 a gallon for regular unleaded, a nickel more than last week, 18 cents more than last month and 26 cents less than a year ago.
In Hilo, the average gas price is $4.10 per gallon, two cents less than last week, 17 cents more than last month and 24 cents less than this time a year ago.
Wailuku’s average is $4.33 a gallon, a penny more than last Thursday, nine cents more than last month and 21 cents less on this day last year.