CHEYENNE (WNE) — Average gasoline prices in Wyoming have risen 20.2 cents per gallon in the last week, averaging $4.52 per gallon Monday, according to GasBuddy’s survey of 494 stations in Wyoming.

Prices in Wyoming are 35.2 cents per gallon higher than a month ago, and stand $1.46 per gallon higher than a year ago. The price of diesel has risen 11.5 cents nationally in the past week, and stands at $5.62 per gallon.

According to GasBuddy price reports, the cheapest station in Wyoming was priced at $4.09 per gallon Sunday, while the most expensive was $5.69, a difference of $1.60 per gallon.