Motorists are seeing slightly higher prices at the pumps in New Jersey.

AAA Mid-Atlantic says the average price of regular gasoline in New Jersey on Friday was $3.30, up a penny from last week. That's still much less than the price from a year ago, when motorists were paying $3.56.

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New Jersey Gas Prices provided by GasBuddy.com

Meanwhile, the national average price also rose by a penny to $3.36. That's also much lower than the national average from a year ago, which was $3.57.

The price increase ends a 12-week run where gas prices had fallen in New Jersey.

Growing tensions between Iran and the west and an 11-day strike in Norway's oil sector, which has slowed shipments from the world's eighth-largest exporter are contributing factors to the the slight rise in crude oil prices, which closed at $84 a barrel on Friday.

Tom Kloza, the Oil Price Information Service 's (OPIS) chief oil analyst believes prices will likely stay at their current levels through the end of summer and then begin falling again after Labor Day barring any hurricanes or further Middle East tensions.