Gasoline prices are rising, but a bigger uptrend is set for later this month

Gasoline at the pump costs more than it did a month ago, but U.S. drivers are likely to face even bigger gains by late February as refinery-maintenance season kicks in.

The average U.S. retail price of regular unleaded stood at $3.132 a gallon early Friday afternoon, according to data from GasBuddy, up 4.7 cents a gallon from a month ago.

Gas…