MARQUETTE — Average gasoline prices in Michigan have risen 12.2 cents per gallon in the last week, averaging $3.95/g today, according to GasBuddy’s survey of 4,913 stations in Michigan. Prices in Michigan are 38.2 cents per gallon higher than a month ago and stand 91.0 cents per gallon higher than a year ago. The national average price of diesel has increased 4.1 cents compared to a week ago and stands at $5.617 per gallon.

According to GasBuddy price reports, the cheapest station in Michigan was priced at $3.09/g yesterday while the most expensive was $5.85/g, a difference of $2.76/g. The lowest price in the state yesterday was $3.09/g while the highest was $5.85/g, a difference of $2.76/g.

The national average price of gasoline is unchanged  in the last week, averaging $4.07/g today. The national average is up 39.1 cents per gallon from a month ago and stands 93.4 cents per gallon higher than a year ago, according to GasBuddy data compiled from more than 11 million weekly price reports covering over 150,000 gas stations across the country.

Neighboring areas and their current gas prices:

Appleton- $3.79/g, down 6.4 cents per gallon from last week’s $3.85/g.

Green Bay- $3.81/g, down 5.7 cents per gallon from last week’s $3.86/g.

Grand Rapids- $4.00/g, up 17.1 cents per gallon from last week’s $3.83/g.