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Inflation data hits as gas prices jump 7% in a month

By Markets Desk · 2026-09-11 · 2 min read
A gas pump nozzle resting on a concrete surface
Illustration: Tradingbird

US inflation is projected to slow slightly to 3.3% year-over-year, but energy costs remain a dominant upward force. The Federal Reserve faces a split decision on rates next week.

US headline inflation is expected to fall to 3.3% year-over-year in August. This represents a slight decline from the 3.4% rate recorded in July. The figure remains well above the Federal Reserve’s 2% target. Monthly price growth is forecast at 0.4% from July to August. This pace would keep annual inflation high if sustained. The data arrives amid a sharp rise in energy costs.

The nationwide average price of gasoline reached $4.28 per gallon on Thursday. This marks a 7% increase from the previous month. Diesel fuel prices have hit all-time highs. These energy spikes are driving the overall inflation figure higher. Analysts note that these costs are likely to persist through November.

Energy costs drive price pressure

Renewed conflict in the Middle East has pushed up global oil prices. Higher jet fuel costs are expected to raise airfares. Expensive diesel is increasing shipping and trucking costs. These factors are already visible in wholesale prices. A recent report showed a jump in chemical prices. This reflects the direct impact of costlier oil inputs.

Core inflation, which excludes food and energy, is projected to slow. The annual rate is expected to drop to 2.4% from 2.5%. Monthly core price growth is forecast at just 0.2%. However, this cooling trend may be offset by energy. High fuel costs are spreading into other sectors of the economy. This limits the potential for broader price relief.

Fed faces split on rate hike

Federal Reserve policymakers are divided on the next interest rate move. The decision at the Sept. 15-16 meeting is uncertain. Some officials view the energy spike as a temporary shock. Others see persistent inflation risks from tariffs and energy. A small difference in Friday’s data could determine the outcome. The central bank aims to keep price increases under control.

Long-term interest rates have risen recently. The 10-year Treasury yield reached a nearly three-year high on Thursday. This increase is partly driven by inflation fears. Higher mortgage borrowing costs follow this trend. Treasury Secretary Scott Bessent is increasing bond buybacks. The goal is to keep longer-term rates lower.

Political actions target high prices

The administration is acting to counter voter concerns over prices. President Trump proposed $5,000 payments to adults if the GOP keeps control. This proposal would require congressional approval. Economists warn it could stoke further inflation. The political pressure coincides with the release of key economic data. The timing is critical for the upcoming midterm elections.

Trade tensions with Canada remain a factor. Tariffs on specific imports could raise costs for consumers. This adds to the list of potential inflation drivers. The situation in the Middle East is not expected to resolve quickly. Analysts describe the disruption as prolonged. The combination of these factors creates a complex environment for price stability.

Market expectations for the Fed are mixed. Investors are split on whether a hike will occur. The upcoming inflation report is the key variable. It will provide the final input for the decision. The Fed’s mandate requires balancing growth and price stability. The current data suggests a difficult trade-off for policymakers.

Based on reporting by GN auto markets/bonds: interest rates, compiled by the Tradingbird desk.

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