California ? Gas prices are on the rise again, just as Americans hit the highways for Thanksgiving.

Gas prices rose about 5 cents per gallon nationwide compared with two weeks ago, industry analyst Trilby Lundberg said Sunday in Camarillo.

The national average for self-serve regular was $2.23 on Nov. 17, according to Lundberg’s latest survey of 7,000 gas stations across the country. The national average for midgrade was $2.34, while premium was $2.44 per gallon.

The lowest average price in the nation for self-serve regular was in Houston, at $2.05 a gallon. The highest average price was in Honolulu, at $2.75.