The national average diesel price slid 4.6 cents to $4.015 a gallon, according to Energy Information Administration data released April 15. Diesel was last below $4 a gallon April 1.

A 6.5-cent increase in the national average diesel price has brought trucking’s main fuel back over the $4 mark and left it just 3.7 cents shy of where it was a year ago.

The national average diesel price dipped back below $4 a gallon after a 3.8-cent decrease to $3.996, according to Energy Information Administration data released April 1.

The national average diesel price edged up six-tenths of a cent to $4.034 a gallon in its second consecutive modest increase, according to Energy Information Administration data released March 25.

The national average diesel price gained 2.4 cents, the first increase in the past four weeks, to settle at $4.028 a gallon, according to EIA data released March 18.

The national average diesel price barely hung above $4 a gallon after dropping 1.8 cents to settle at $4.004, according to Energy Information Administration data released March 11.

The national average diesel price took another step closer to the $4 mark with a 3.6-cent decline to reach $4.022 a gallon, per Energy Information Administration data released March 4.

The national average for a gallon of diesel fell by 5.1 cents the week ending Feb. 26, the largest drop this year, according to data released by the Energy Information Administration.

Despite persistent supply chain challenges, economic conditions and government regulations, the supply of diesel fuel is expected to keep pace with demand for 2024.

The national average diesel price remained unchanged at $4.109, the first time there was no fluctuation since last summer, according to EIA data for the week of Feb. 19.