West Coast less California diesel price in August 2025
4 official EIA weekly readings
- The average West Coast less California on-highway diesel price in August 2025 was $4.133 per gallon, calculated from 4 EIA weekly readings.
- The weekly low was $4.094; the weekly high was $4.188.
- That monthly average was $0.011 lower than July 2025.
- It was $0.218 higher than August 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.
August 2025 weekly chart
Every EIA week in August 2025
| Week of | $/gal | Change |
|---|---|---|
| $4.188 | ▼−$0.001 | |
| $4.148 | ▼−$0.040 | |
| $4.094 | ▼−$0.054 | |
| $4.103 | ▲+$0.009 |
← July 2025 · September 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.