PADD 5 diesel price (West Coast) in August 2026
5 official EIA weekly readings
- The average PADD 5 (West Coast) on-highway diesel price in August 2026 was $6.254 per gallon, calculated from 5 EIA weekly readings.
- The weekly low was $6.033; the weekly high was $6.497.
- That monthly average was $0.524 higher than July 2026.
- It was $1.767 higher than August 2025.
This is a calendar-month view of the official EIA weekly West Coast series. It averages only the source weeks listed below, not a separate government monthly estimate.
August 2026 weekly chart
Every EIA week in August 2026
| Week of | $/gal | Change |
|---|---|---|
| $6.130 | ▲+$0.063 | |
| $6.033 | ▼−$0.097 | |
| $6.203 | ▲+$0.170 | |
| $6.407 | ▲+$0.204 | |
| $6.497 | ▲+$0.090 |
← July 2026 · September 2026 → · all of 2026 · all West Coast history · monthly CSV
Download the underlying weekly EIA series or see the methodology and source cross-check.