average price for gallon of gas
average u s gas prices have declined about 52 cents per gallon since hitting a 2015 peak price of $ 2 80 per gallon on june 15 the national average declined 26 out of 30 days in september for a total savings of 19 cents per gallonverage u s gas prices have dropped about 37 cents per gallon since hitting a 2015 peak price of $ 2 80 on june 15 average gas prices have dropped due to lower crude oil costs and abundant petroleum supplies gas prices averaged $ 2 60 per gallon in august which was the lowest average for the month since 2005