Season price increases are a factor in the increase as refineries switch to summer fuel blends and speculators consider the usual summer increase of driving. But the auto club also cites a slightly stronger economy and a soft dollar for strengthening crude oil prices.
The least expensive gasoline in Texas is in Houston, where the retail prices average $2.60 per gallon -- up 9 cents from last week. The most expensive gasoline is, as usual, in El Paso at $2.72 per gallon -- up 4 cents from last week.
