West Coast less California diesel price in September 2023
4 official EIA weekly readings
- The average West Coast less California on-highway diesel price in September 2023 was $5.167 per gallon, calculated from 4 EIA weekly readings.
- The weekly low was $5.028; the weekly high was $5.260.
- That monthly average was $0.413 higher than August 2023.
- It was $0.016 lower than September 2022.
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.
September 2023 weekly chart
Every EIA week in September 2023
| Week of | $/gal | Change |
|---|---|---|
| $5.028 | ▲+$0.055 | |
| $5.153 | ▲+$0.125 | |
| $5.260 | ▲+$0.107 | |
| $5.229 | ▼−$0.031 |
← August 2023 · October 2023 → · all of 2023 · all West Coast less California history · monthly CSV
Download the underlying weekly EIA series or see the methodology and source cross-check.