West Coast less California diesel price in October 2025
4 official EIA weekly readings
- The average West Coast less California on-highway diesel price in October 2025 was $4.061 per gallon, calculated from 4 EIA weekly readings.
- The weekly low was $4.008; the weekly high was $4.095.
- That monthly average was $0.074 lower than September 2025.
- It was $0.238 higher than October 2024.
This is a calendar-month view of the official EIA weekly West Coast less California series. It averages only the source weeks listed below, not a separate government monthly estimate.
October 2025 weekly chart
Every EIA week in October 2025
| Week of | $/gal | Change |
|---|---|---|
| $4.090 | ▼−$0.053 | |
| $4.052 | ▼−$0.038 | |
| $4.008 | ▼−$0.044 | |
| $4.095 | ▲+$0.087 |
← September 2025 · November 2025 → · all of 2025 · all West Coast less California history · monthly CSV
Download the underlying weekly EIA series or see the methodology and source cross-check.