Diesel price in December 2025
U.S. EIA weekly diesel averaged $3.615/gal over 5 readings
- The average U.S. on-highway diesel price in December 2025 was $3.615 per gallon, calculated from 5 EIA weekly readings.
- The weekly low was $3.500; the weekly high was $3.758.
- That monthly average was $0.207 lower than November 2025.
- It was $0.121 higher than December 2024.
This page is a simple calendar-month view of the official EIA weekly U.S. on-highway diesel series: it averages the survey weeks listed below. It is not a separate government monthly series, and no missing weeks are estimated.
December 2025 weekly chart
Every EIA week in December 2025
| Week of | $/gal | Change |
|---|---|---|
| $3.758 | ▼−$0.073 | |
| $3.665 | ▼−$0.093 | |
| $3.607 | ▼−$0.058 | |
| $3.544 | ▼−$0.063 | |
| $3.500 | ▼−$0.044 |
← November 2025 · January 2026 → · all of 2025 · all months and years · monthly CSV
The source series is the EIA weekly U.S. on-highway diesel price, published by survey Monday. See the methodology and download the underlying weekly CSV.