Inflation Index in Argentina increased to 840.18 points on Tuesday September 15 from 839.61 in the previous day. Inflation Index in Argentina averaged 73.79 points from 2002 until 2026, reaching an all time high of 840.18 points in September of 2026 and a record low of 1.00 points in February of 2002. source: Banco Central de la Republica Argentina