Inflation rose 1.3% in the September quarter, exceeding expectations and likely ruling out a cut in interest rates next week.
The consumer price index (CPI) showed a 3.2% increase over the year to September, above the central bank's target.
The trimmed mean, the Reserve Bank's preferred measure of underlying inflation, rose 3.0% over the year, indicating broad-based and persistent price pressures.
The consumer price index was the last major piece of data before the Reserve Bank meeting on Melbourne Cup day.
Author's summary: Inflation rises above expectations, impacting RBA rate cuts.