Diesel Monitor
Data Updated Weekly

US diesel prices, updated every week.

Updated on May 1, 2026

This Week
USD per Gallon
$0.00
-0.96% vs. Previous Week
Last 12 Months
vs. Last Year
+0.0%
$3.51/gal a year ago
Last 25 Years
vs. Historical Median
+0.0%
25Y Median: $2.99/gal

25 Years of US Diesel

National average price per gallon. Colored bands show historical regimes. Pins mark the 5 largest shocks.

Calm PeriodsElevated PeriodsExtreme PeriodsTop 5 Shocks

The Last Time We Saw This

The historical week most similar to the current moment, considering price, volatility and momentum.

April 25, 2022 to June 21, 2022
Similarity: 76%
At the Start
$5.16/gal
At the Peak
$5.81/gal
+12.6%

Peak of the Russian invasion of Ukraine, with the global diesel market in supply panic. Prices eased over the following months as high interest rates cooled demand and the global flow rerouted, with Asia absorbing Russian diesel.

Diesel Follows Crude With a Few Days' Lag

When crude (WTI) prices move, diesel at the pump reacts in the following days. Both series side by side, 2000 to today.

WTI ($/bbl)Diesel ($/gal)
Crude leads diesel by about 11 days with 88.2% correlation.

How the Pipeline Works

Open-source workflow that fetches, transforms and publishes the data every Tuesday.

1

Ingestion

EIAYahoo Finance

Pulls weekly retail diesel prices from the EIA and WTI futures from Yahoo Finance.

2

Processing

PythonApache Spark

PySpark cleans and joins the series, then computes KPIs, regimes and the WTI to diesel correlation.

3

Storage

Delta Lake

Bronze, silver and gold layers in Delta Lake version every snapshot for reproducibility.

4

Orchestration

GitHub Actions

GitHub Actions runs the whole job every Tuesday and publishes the JSON consumed by this page.