Michigan gas prices are up 10 cents this week for regular unleaded gasoline, AAA-The Auto Club reports. 

Michigan drivers are paying an average of $3.23 per gallon now. This price is 5 cents less than this time last month, and 36 cents less than this time last year. 

For a 15-gallon tank of gas, that adds up to a cost of about $48. 

Compared to last week, Metro Detroit's average daily gas price increased slightly. Metro Detroit's current average is $3.21 per gallon, about 2 cents more than last week's average but still 42 cents less than this same time last year. 

The most expensive average gas prices in Michigan this week are Ann Arbor ($3.29), Saginaw ($3.28) and Jackson ($3.27). 

The least expensive average gas prices in Michigan this week are Marquette ($3.05), Traverse City ($3.17) and Flint ($3.20).