The average comes from GasBuddy.com's daily survey of 875 gas stations in the state.
The national average has fallen 2.2 cents last week, to $3.27 per gallon.
The state prices are 4.6 cents per gallon lower than the same period last year and are 2.5 cents per gallon lower than a month ago.
The national average has increased 4.7 cents per gallon in the last month and stands a penny per gallon higher than a year ago.
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