Australia’s RBA weighted median CPI rose 3.6% year-on-year in December 2025, picking up from the 3.5% increase recorded in November and surpassing market expectations of a 3.4% gain. This marks the third release in the transition from the quarterly CPI to the full Monthly CPI, which now serves as Australia’s primary measure of inflation according to the Australian Bureau of Statistics (ABS). source: Australian Bureau of Statistics

Weighted Median CPI YoY in Australia averaged 3.64 percent from 1983 until 2025, reaching an all time high of 9.70 percent in March of 1983 and a record low of 1.20 percent in September of 2016. This page includes a chart with historical data for Australia RBA Weighted Mean CPI YoY. Australia RBA Weighted Median CPI YoY - data, historical chart, forecasts and calendar of releases - was last updated on February of 2026.



Calendar GMT Reference Actual Previous Consensus TEForecast
2026-01-07 12:30 AM
RBA Weighted Median CPI YoY
Nov 3.4% 3.4% 3.2%
2026-01-28 12:30 AM
RBA Weighted Median CPI YoY
Dec 3.6% 3.5% 3.4% 3.4%
2026-02-25 12:30 AM
RBA Weighted Median CPI YoY
Jan 3.6%


Related Last Previous Unit Reference
CPI 100.97 99.70 points Dec 2025
Core Consumer Prices 105.48 105.24 points Dec 2025
RBA Trimmed Mean CPI YoY 3.30 3.20 percent Dec 2025
CPI Housing Utilities 100.42 100.28 points Dec 2025
CPI Transportation 100.62 100.58 points Dec 2025
Export Prices 157.80 152.90 points Dec 2025
Food Inflation 3.40 3.30 percent Dec 2025
GDP Deflator 104.30 102.90 points Sep 2025
Import Prices 135.40 134.20 points Dec 2025
Inflation Rate YoY 3.80 3.40 percent Dec 2025
Inflation Rate MoM 1.00 0.00 percent Dec 2025
Producer Prices 137.70 136.60 points Dec 2025
PPI YoY 3.50 3.50 percent Dec 2025
RBA Trimmed Mean CPI QoQ 0.90 1.00 percent Dec 2025
RBA Weighted Median CPI 0.20 0.30 percent Dec 2025
RBA Weighted Median CPI YoY 3.60 3.50 percent Dec 2025


Australia RBA Weighted Median CPI YoY
In Australia, the weighted median CPI is the inflation rate of the expenditure class at the 50th percentile of price changes in the CPI basket, based on their weight. It represents the midpoint of the distribution of price changes, where half of the basket’s weight experiences price changes at or below this level, and half experiences price changes at or above it.
Actual Previous Highest Lowest Dates Unit Frequency
3.60 3.50 9.70 1.20 1983 - 2025 percent Monthly
SA