Gas prices in the state of Michigan are up 12 cents since last week, according to the American Automobile Association (AAA).

On average, Michigan drivers are now paying $3.17 for a gallon of regular unleaded fuel, down nine cents since last month and down 21 cents since this time last year.

This means that for a 15-gallon tank of gas, drivers are paying an average of $47, down $10 from last year's highest price.

Gas prices are up slightly in metro Detroit, with the average driver paying $3.19/gallon. That's two cents more than last week but 19 cents less than this time last year.

Here's a look at the priciest and cheapest gas prices in the state:

For more information on gas prices near you, click here.

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