California diesel price in February 2026
4 official EIA weekly readings
- The average California on-highway diesel price in February 2026 was $4.870 per gallon, calculated from 4 EIA weekly readings.
- The weekly low was $4.830; the weekly high was $4.944.
- That monthly average was $0.214 higher than January 2026.
- It was $0.045 higher than February 2025.
This is a calendar-month view of the official EIA weekly California series. It averages only the source weeks listed below, not a separate government monthly estimate.
February 2026 weekly chart
Every EIA week in February 2026
| Week of | $/gal | Change |
|---|---|---|
| $4.830 | ▲+$0.118 | |
| $4.845 | ▲+$0.015 | |
| $4.860 | ▲+$0.015 | |
| $4.944 | ▲+$0.084 |
← January 2026 · March 2026 → · all of 2026 · all California history · monthly CSV
Download the underlying weekly EIA series or see the methodology and source cross-check.