FuelCastWill diesel prices go up next week in Tennessee?
Diesel prices in Tennessee are showing no clear direction in the week to Monday, October 19. The Midwest regional average, which includes Tennessee, is $6.259 per gallon (EIA, week of Oct 12, 2026).
Running a truck or a fleet, the timing of a fill-up matters: fill up right before a jump and every tank costs more. Here is where diesel in Tennessee stands and which way it is heading next week.
Diesel prices in Tennessee this week
| Fuel | Average price | Change vs last week | Next week |
|---|---|---|---|
| Diesel · Midwest avg. | $6.259/gal week of Oct 12, 2026 | -2.7¢ | No clear direction yet |
| Regular gasoline · Midwest avg. | $4.145/gal week of Oct 12, 2026 | +3.6¢ | Likely to fall (weaker signal here) |
The EIA does not publish a separate weekly diesel average for Tennessee, so this page uses the Midwest regional average, which includes Tennessee.
Weekly averages are published by the EIA, usually on Mondays. The next one is due Monday, October 19.
Know before you fill up
FuelCast shows whether prices near you are likely to rise or fall, the cheapest stations around you and the best day to fill up, with an alert when it matters.
Download FuelCast on the App StoreDiesel price outlook by area
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Questions
Will diesel prices go up next week in Tennessee?
Diesel prices in Tennessee are showing no clear direction in the week to Monday, October 19.
What is the average diesel price in Tennessee right now?
$6.259 per gallon (Midwest average) in the EIA weekly survey for the week of Oct 12, 2026.
When are new diesel price averages published?
The U.S. Energy Information Administration publishes weekly retail averages, usually on Monday afternoons. FuelCast updates its outlook after each release.
Source: U.S. Energy Information Administration (EIA), Weekly Retail Gasoline and Diesel Prices · Public domain (U.S. Government work)