{"title":"Australia: Consumer price inflation, year on year (monthly)","slug":"australia-monthly-inflation","url":"https://www.ckeconomics.com/data/australia-monthly-inflation","description":"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.","unit":"% change on same month a year earlier","frequency":"Monthly","updated_at":"2026-10-16T17:17:42.638509+00:00","publisher":"Conkling & Kopcik Economics","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","provider":"Organisation for Economic Co-operation and Development","source_url":"https://sdmx.oecd.org/public/rest/data/OECD.SDD.TPS,DSD_PRICES@DF_PRICES_ALL,/AUS.M.N.CPI.PA._T.N.GY","source_as_of":"2026-10-16","seasonal_adjustment":"not_seasonally_adjusted","geography":"Australia","is_flow":false,"source_urls":["https://sdmx.oecd.org/public/rest/data/OECD.SDD.TPS,DSD_PRICES@DF_PRICES_ALL,/AUS.M.N.CPI.PA._T.N.GY"],"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.","forecast_label":"OECD Data Explorer forecast","quality":{"status":"current","label":"Current","explanation":"The latest figures we have collected are for Aug 2026. Sep 2026 is not overdue until January 4, 2027, a generous allowance for a monthly series until we have timed this source’s releases.","last_period":"2026-08-01","next_period":"2026-09-01","next_expected_by":"2027-01-04","provisional_from":null,"revisions_last_30_days":0,"last_revised_at":null,"source_checked_at":"2026-10-19T16:38:32.392441+00:00","definitions":"https://www.ckeconomics.com/methodology#data-status"},"projection":null,"projection_withheld":null,"ck_content_license":"https://creativecommons.org/licenses/by/4.0/","license_note":"CC BY 4.0 covers CK Economics' own calculations and projections. Source data remains under its publisher's terms.","terms":"https://www.ckeconomics.com/terms","citation":"Organisation for Economic Co-operation and Development. (2026). Australia: Consumer price inflation, year on year (monthly) [Data set]. https://sdmx.oecd.org/public/rest/data/OECD.SDD.TPS,DSD_PRICES@DF_PRICES_ALL,/AUS.M.N.CPI.PA._T.N.GY. Retrieved via Conkling & Kopcik Economics, https://www.ckeconomics.com/data/australia-monthly-inflation","fields":{"period":"Start date of the period (YYYY-MM-DD)","value":"Observation or projection, in % change on same month a year earlier","is_forecast":"true for values labelled \"OECD Data Explorer forecast\" (the source's own projections), false for published observations","lower":"Lower bound of the projection range (projections only)","upper":"Upper bound of the projection range (projections only)","status":"The source's flag: null as reported, P provisional, E estimated, B break in series, F the source's forecast","published_on":"Day the source published the value (or, where it gives no date, the day CK Economics first saw it)"},"points":[{"period":"2025-04-01","value":2.365145,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-05-01","value":2.110845,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-06-01","value":1.88562,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-07-01","value":2.955462,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-08-01","value":3.171313,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-09-01","value":3.584007,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-10-01","value":3.810216,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-11-01","value":3.444352,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2025-12-01","value":3.761176,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-01-01","value":3.843001,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-02-01","value":3.726835,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-03-01","value":4.573295,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-04-01","value":4.175111,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-05-01","value":3.961303,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-06-01","value":3.752288,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-07-01","value":3.452775,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"},{"period":"2026-08-01","value":3.967855,"is_forecast":false,"lower":null,"upper":null,"status":null,"published_on":"2026-10-16"}]}