Regional gas prices fell last week and reached an average of $3.30 per gallon of regular fuel on Monday, down from last week’s price of $3.33 per gallon, according to the U.S. Energy Information Administration.

The average fuel price in the Rocky Mountain region has fallen about 6 cents since last month. According to the EIA, gas prices across the region in the last year have been as low as $2.67 on Jan. 22, 2024, and as high as $4.07 on Sep. 18, 2023.

A year ago, the average gas price in the Rocky Mountain region was 12% higher at $3.73 per gallon.

>> INTERACTIVE: See how your area’s gas prices have changed over the years at data.greatfallstribune.com.

The average gas price in the United States last week was $3.44, making prices in the Rocky Mountain region about 4.1% lower than the nation’s average. The average national gas price is up from last week’s average of $3.44 per gallon.

The U.S. Energy Information Administration’s tally of prices in the Rocky Mountain states includes Colorado, Idaho, Montana, Utah and Wyoming.

The USA TODAY Network is publishing localized versions of this story on its news sites across the country, generated with data from the U.S. Energy Information Administration. Please leave any feedback or corrections for this story here. This story was written by Ozge Terzioglu.

This article originally appeared on Great Falls Tribune: Rocky Mountain region gas prices fell from last week: See how much here