Gas prices: 15 states now at under $3 per gallon

Gas prices decreased once again on Friday, with the average price for a gallon of regular gas dropping to $3.23, according to AAA.

The price of regular gas has been falling for weeks now, dropping from the year’s highest price in April, when the national average was $3.611 per gallon, to the monthly average in August, which was $3.389 per gallon. Friday’s current price is the lowest national average for a gallon of regular gas since February, when it was $3.212 per gallon.