National Average Diesel Price Jumps Back Above $5
AAA's national average jumped roughly 6.7 cents overnight, pushing diesel back above the $5 a gallon mark it had dipped below.
- $5.0050 a gallon: AAA's national average for diesel on July 16, 2026.
- $4.9380 a gallon was the average just one day earlier.
- Diesel fuels the trucks and trains that carry freight across the country.
Why it matters: Diesel is not a household expense; it is a cost embedded in everything a truck delivers.
AAA National Average Gas Prices (diesel) ↗ · Jul 16, 20267/16/26