The national average price for regular gas continued its 2026 fluctuations on Tuesday, falling by 7 cents in five days to $4.491 per gallon. Fuel costs decreased over Memorial Day weekend, when typically the opposite occurs, after gas prices reached a new high for the year last Thursday at $4.564 per gallon. 

With the latest pricing on Tuesday, the national average price for a gallon of regular gas is lower than a week ago, when it was $4.533 per gallon. On Monday, Memorial Day, the national average price for gas was $4.507 per gallon, down from Sunday’s price. Traditionally, Memorial Day weekend marks the start of the summer driving season, which usually means an increase at the pumps.