Measures of Consumer Price Inflation
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The consumer price index (CPI) is a measure of inflation published by the Australian Bureau of Statistics (ABS).
The data presented on a ‘quarterly collection’ basis are based on the pre-October 2025 collection frequency.
CPI
| Date | Year-ended growth (per cent) |
|---|---|
| 2025 | |
| April | 2.4 |
| May | 2.1 |
| June | 1.9 |
| July | 3.0 |
| August | 3.2 |
| September | 3.6 |
| October | 3.8 |
| November | 3.4 |
| December | 3.8 |
| 2026 | |
| January | 3.8 |
| February | 3.7 |
| March | 4.6 |
|
Source: ABS |
|
Year-ended percentage change
| All groups | Excluding volatile items | Weighted median | Trimmed mean | |
|---|---|---|---|---|
| Date | Non-seasonally adjusted Monthly collection |
Non-seasonally adjusted Quarterly collection |
Seasonally adjusted Quarterly collection |
Seasonally adjusted Quarterly collection |
| 2022/2023 | ||||
| Sep | 7.3 | 6.7 | 4.9 | 6.0 |
| Dec | 7.9 | 7.6 | 5.7 | 6.8 |
| Mar | 7.0 | 7.3 | 5.8 | 6.5 |
| Jun | 6.0 | 6.5 | 5.4 | 5.8 |
| 2023/2024 | ||||
| Sep | 5.3 | 5.5 | 5.2 | 5.1 |
| Dec | 4.1 | 4.1 | 4.5 | 4.2 |
| Mar | 3.6 | 3.7 | 4.5 | 4.1 |
| Jun | 3.8 | 3.7 | 4.3 | 4.1 |
| 2024/2025 | ||||
| Sep | 2.9 | 3.1 | 3.9 | 3.6 |
| Dec | 2.4 | 2.7 | 3.5 | 3.3 |
| Mar | 2.4 | 2.6 | 3.0 | 2.9 |
| Jun | 2.1 | 2.5 | 2.8 | 2.7 |
| 2025/2026 | ||||
| Sep | 3.2 | 3.4 | 2.9 | 3.0 |
| Dec | 3.6 | 3.8 | 3.3 | 3.4 |
| Mar | 4.1 | 4.1 | 3.5 | 3.5 |
|
Sources: ABS; RBA |
||||
Quarterly percentage change
| All groups | Excluding volatile items | Weighted median | Trimmed mean | |
|---|---|---|---|---|
| Date | Non-seasonally adjusted Monthly collection |
Seasonally adjusted Quarterly collection |
Seasonally adjusted Quarterly collection |
Seasonally adjusted Quarterly collection |
| 2022/2023 | ||||
| Sep | 1.8 | 2.0 | 1.5 | 1.9 |
| Dec | 1.8 | 2.1 | 1.6 | 1.7 |
| Mar | 1.4 | 1.4 | 1.2 | 1.2 |
| Jun | 0.9 | 0.9 | 1.0 | 0.9 |
| 2023/2024 | ||||
| Sep | 1.2 | 0.9 | 1.3 | 1.2 |
| Dec | 0.6 | 0.8 | 1.0 | 0.9 |
| Mar | 0.9 | 1.0 | 1.1 | 1.0 |
| Jun | 1.0 | 0.9 | 0.9 | 0.9 |
| 2024/2025 | ||||
| Sep | 0.2 | 0.4 | 0.9 | 0.8 |
| Dec | 0.2 | 0.4 | 0.6 | 0.5 |
| Mar | 0.9 | 0.8 | 0.7 | 0.7 |
| Jun | 0.7 | 0.9 | 0.6 | 0.7 |
| 2025/2026 | ||||
| Sep | 1.3 | 1.2 | 1.0 | 1.0 |
| Dec | 0.6 | 0.8 | 1.0 | 0.9 |
| Mar | 1.4 | 1.1 | 0.8 | 0.8 |
|
Sources: ABS; RBA |
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