Yakima, October 1- Average retail gasoline prices in Yakima have fallen 0.6 cents per gallon in the past week, averaging $3.99/g yesterday. This compares with the national average that has fallen 2.4 cents per gallon in the last week to $3.79/g, according to gasoline price website YakimaGasPrices.com.

Including the change in gas prices in Yakima during the past week, prices yesterday were 10.0 cents per gallon higher than the same day one year ago and are 2.5 cents per gallon higher than a month ago. The national average has decreased 0.8 cents per gallon during the last month and stands 33.2 cents per gallon higher than this day one year ago.