Gas prices are rising in northern New England, although they remain below the national average.

The latest survey of Maine gas stations shows the average price of gas rose 4.4 cents to $2.31 per gallon last week. New Hampshire saw an increase of 4.3 cents, to $2.25 per gallon, and the price in Vermont rose 3.2 cents, to $2.33.

Elsewhere, the national average rose 5.7 cents to $2.39 per gallon. That’s an increase of 9.3 cents per gallon during the last month and 34.6 cents per gallon higher than a year ago.

GasTrac interactive: Find lowest gas prices in Maine by town, zip code

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