Retail gasoline prices have jumped 6 cents this week across Texas.
AAA Texas on Thursday reported the average price at the pump statewide reached $3.50 per gallon.
Gasoline prices nationally rose 2 cents this week to hit $3.67 per gallon.
The association survey found Dallas has the most expensive gasoline in Texas at $3.57 per gallon. Drivers in Corpus Christi have the cheapest gasoline at $3.41 per gallon.
Experts say gasoline prices often decline in June, although analysts say recent turmoil in Iraq is likely to prevent that from happening early this summer.