Retail gasoline prices jumped across Texas and the nation this week for the first time in six weeks.

The weekly AAA Texas survey released Thursday shows regular unleaded jumped by 7 cents this week to a statewide average of $2.53 per gallon. Nationally, the average price jumped 7 cents to $2.68 per gallon.

A statement from the auto club cites as factors a jump in crude oil prices topping $80 per barrel, despite sluggish demand.

The cheapest gas in Texas is in Houston, where it rose 7 cents to $2.49. The most expensive gas is in El Paso, where the average price rose 4 cents to $2.68 per gallon.