CHEYENNE, Wyo. (AP) — The average price of a gallon of gasoline has dropped nearly 30 cents in Wyoming over the past month.

AAA reports the average price of a gallon of gasoline in Wyoming was $3.40 in late November. On Monday the price was down to $3.11. That was down 9 cents over the previous week but remained some 30 cents higher than a year ago.

The Casper Star-Tribune reports (http://bit.ly/vEIi3E ) gasoline prices in Wyoming ranged as low as $2.70 a gallon in Cheyenne.