Australia: Consumer price inflation, year on year (monthly)
Percentage change in the national consumer price index, all items, on the same month of the previous year. Not seasonally adjusted. Countries that have moved to the COICOP 2018 classification are read from the OECD's COICOP 2018 table, the rest from its COICOP 1999 table.
Official statisticSource figures as of October 16, 2026Sources & methods
- Period covered
- Apr 2025 – Aug 2026
- Source figures as of
- October 16, 2026
- Geography
- Australia
- Sector
- Whole economy (not a single sector)
- Seasonal adjustment
- Not seasonally adjusted
- Transformations
- Views other than the level (changes, averages, volatility) are calculated by CK Economics from these figures
- Revisions
- Replaced with the source’s latest figures whenever it revises them.
- Data status
- Current
- Limitations
- Seasonal swings are left in: compare a period with the same period a year earlier.
Key figures
CK estimate% change on same month a year earlier · calculated by CK Economics from Organisation for Economic Co-operation and Development data
- Latest · Aug 2026
- 3.97
- +0.8 pp vs a year earlier1
- Record high
- 4.57
- Mar 20262
- Record low
- 1.89
- Jun 20252
- Where the latest ranks
- 87th pct.
- Higher than 87% of the other 16 observations since Apr 20253
- 1Latest observation against the observation one year earlier (for weekly data, the nearest within three days).
- 2Highest and lowest published observations across the full history shown.
- 3Share of the other published observations that are lower than the latest one, rounded down.
Methodology
Percentage change in the national consumer price index, all items, on the same month of the previous year. Not seasonally adjusted. Countries that have moved to the COICOP 2018 classification are read from the OECD's COICOP 2018 table, the rest from its COICOP 1999 table. National statistics as compiled by the OECD. Read from the OECD's SDMX API, or from its DBnomics mirror when the OECD's API is unavailable; the series' source note says which. Source series DSD_PRICES@DF_PRICES_ALL/AUS.M.N.CPI.PA._T.N.GY. Licence: CC BY 4.0.
Source
Organisation for Economic Co-operation and Development, OECD Data Explorer (OECD, retrieved 2026-10-19). https://sdmx.oecd.org/public/rest/data/OECD.SDD.TPS,DSD_PRICES@DF_PRICES_ALL,/AUS.M.N.CPI.PA._T.N.GY
All data
17 observations, newest first · % change on same month a year earlier
| Period | Value | Change y/y |
|---|---|---|
| Aug 2026 | 3.97 | +0.8 pp |
| Jul 2026 | 3.45 | +0.5 pp |
| Jun 2026 | 3.75 | +1.87 pp |
| May 2026 | 3.96 | +1.85 pp |
| Apr 2026 | 4.18 | +1.81 pp |
| Mar 2026 | 4.57 | — |
| Feb 2026 | 3.73 | — |
| Jan 2026 | 3.84 | — |
| Dec 2025 | 3.76 | — |
| Nov 2025 | 3.44 | — |
| Oct 2025 | 3.81 | — |
| Sep 2025 | 3.58 | — |
| Aug 2025 | 3.17 | — |
| Jul 2025 | 2.96 | — |
| Jun 2025 | 1.89 | — |
| May 2025 | 2.11 | — |
| Apr 2025 | 2.37 | — |