West Coast less California diesel price in June 2026
5 official EIA weekly readings
- The average West Coast less California on-highway diesel price in June 2026 was $5.455 per gallon, calculated from 5 EIA weekly readings.
- The weekly low was $4.962; the weekly high was $5.832.
- That monthly average was $0.479 lower than May 2026.
- It was $1.549 higher than June 2025.
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.
June 2026 weekly chart
Every EIA week in June 2026
| Week of | $/gal | Change |
|---|---|---|
| $5.832 | ▼−$0.077 | |
| $5.725 | ▼−$0.107 | |
| $5.519 | ▼−$0.206 | |
| $5.238 | ▼−$0.281 | |
| $4.962 | ▼−$0.276 |
← May 2026 · July 2026 → · all of 2026 · all West Coast less California history · monthly CSV
Download the underlying weekly EIA series or see the methodology and source cross-check.