As of March 25, the average price for a regular gallon of gas in Wisconsin was $3.05, nearly 10 cents more expensive than a week ago.

Lukewarm demand and weak oil costs are part of the reason for the drop. But analysts predict Trump tariffs could push prices back up.

Gasoline prices have increased by just a few cents compared to this time last month, but the cost to fill up the tank has declined by nearly 40 cents per gallon since last year. The national average fuel price is about $3.