Gas prices tumble to 15-month low

(CNN NEWSOURCE) — Your wallet is likely taking a hit this holiday season…

But prices at the pump are providing some relief.

Gas prices have dropped again, falling to a 15-month low.

AAA reports the average cost for a gallon of gas is now $3.18. That’s 14 cents lower than the previous week and 56 cents lower than a month ago.

Nineteen states now have an average gas price of under $3 a gallon, including Minnesota, Ohio and Colorado.