MARQUETTE — Average gasoline prices in Michigan have fallen 14.7 cents per gallon in the last week, averaging $3.04/g Monday, according to GasBuddy's survey of 4,913 stations in Michigan. Prices in Michigan are 1.1 cents per gallon lower than a month ago and stand 60.3 cents per gallon lower than a year ago. The national average price of diesel has decreased 2.8 cents in the last week and stands at $3.473 per gallon, nearly the lowest tally since 2021. According to GasBuddy price reports, the cheapest station in Michigan was priced at $2.59/g yesterday while the most expensive was ...