French annual consumer inflation rose to 3.1% in September
Insee’s final September figures put annual CPI inflation at 3.1%, up from 2.4% in August as energy inflation accelerated.
Event / data period: 2026-09
Published: · Updated:

Insee reported final September 2026 consumer-price results on October 15, putting France’s annual CPI inflation at 3.1%, compared with 2.4% in August. The index fell 0.3% month on month in September. The annual increase in the harmonised consumer-price index was 3.4%.
Annual energy-price inflation accelerated to 21.3% from 16.7% in August. Food prices rose 1.4% and services 2.4%, while manufactured-goods prices fell 0.3%. These are final reported price changes for France in September, not a preliminary estimate.
Data
Official statistical indicators
Figures reproduce the official values published by the source for the stated reference period.
- CPI annual change
- 3.1 percent
- 2026-09 · Observed
- Annual change in energy prices
- 21.3 percent
- 2026-09 · Observed
- Annual change in food prices
- 1.4 percent
- 2026-09 · Observed
- CPI monthly change
- -0.3 percent
- 2026-09 · Observed
Methodology
Insee final September 2026 CPI results. The -0.3% monthly change is not seasonally adjusted; annual rates compare with September 2025. Energy and food rates are also annual. These are separate from the harmonised index series.
Updated:
Subjects and places
Subject proposals
- InflationSuggested
- Subject suggested from the title or summary: inflationwww.insee.fr ↗
- Energy and resourceSuggested
- Subject suggested from the title or summary: energywww.insee.fr ↗
Geographic references
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- France · Place role: Coverage · Place type: Country or area · Location precision: RegionalEvidence
- Explicit preserved editorial country/region; no city or national centroid inferredwww.insee.fr ↗