The average price of a gallon of unleaded gasoline rose 8.3 cents to $2.274 for the week ending Feb. 16 for a second consecutive week of rising petroleum-based fuel prices.

Prices remain significantly lower than a year ago. Gasoline now costs $1.106 cents lower than the comparable week in February of 2013, according to federal data.

Fuel prices rose across the nine regions tracked by the U.S. Energy Information Administration. The sharpest increase came in the West Coast region where the average price rose 14.8 cents to $2.622 per gallon. The mildest increase came in the Central Atlantic with a 4-cent gain to $2.314.

Three states now have average gasoline prices below $2 per gallon, including Montana ($1.973), Idaho ($1.935), and Utah ($1.934). Gasoline costs more than $2.50 per gallon in only three states, including Hawaii ($3.026), California ($2.802), and Alaska ($2.57), according to the AAA's Daily Fuel Gauge Report.

Meanwhile, the average price of diesel fell 3 cents to $2.865 for the week. Diesel costs $1.124 less than it did a year ago.