As of April 22, gasoline prices in Montana have risen 9.0 cents per gallon in the past week, averaging $2.79 a gallon according to GasBuddy.com. Prices are 33.2 cents per gallon higher than a month ago and are 14.0 cents per gallon lower than a year ago.
The national average has not changed during the last week and stands 8.7 cents per gallon higher than a year ago.