US Inflation History

2018/08 : $1.00 100%
     09 : $1.00 99.883933079319%
     10 : $1.00 99.707773077142%
     11 : $1.00 100.04285195549%
     12 : $1.00 100.36340670962%
  Yr Avg: $1.00 0.99999592964314
2019/01 : $1.00 100.17241897886%
     02 : $1.00 99.750766543138%
     03 : $1.01 99.191195390998%
     04 : $1.01 98.66874373221%
     05 : $1.02 98.459148655788%
     06 : $1.02 98.439543017793%
     07 : $1.02 98.275331648535%
     08 : $1.02 98.280310245585%
     09 : $1.02 98.203374840424%
     10 : $1.02 97.979373994037%
     11 : $1.02 98.031943862214%
     12 : $1.02 98.121211265132%
  Yr Avg: $1.01 0.9863111351456
2020/01 : $1.02 97.741993972115%
     02 : $1.03 97.474853003384%
     03 : $1.02 97.687466113057%
     04 : $1.02 98.345093757274%
     05 : $1.02 98.343174360169%
     06 : $1.02 97.807966172093%
     07 : $1.03 97.315718002074%
     08 : $1.03 97.009826309742%
     09 : $1.03 96.874905043231%
     10 : $1.03 96.834723777015%
     11 : $1.03 96.893890607899%
     12 : $1.03 96.802752693325%
  Yr Avg: $1.03 0.97427696984282
2021/01 : $1.04 96.392719556966%
     02 : $1.04 95.867900813276%
     03 : $1.05 95.193618668437%
     04 : $1.06 94.417608477004%
     05 : $1.07 93.666673948026%
     06 : $1.08 92.804458126538%
     07 : $1.08 92.360156290383%
     08 : $1.08 92.169742320424%
     09 : $1.09 91.920089477868%
     10 : $1.10 91.162699496693%
     11 : $1.10 90.716969690841%
     12 : $1.11 90.439091933744%
  Yr Avg: $1.07 0.93092644066683
2022/01 : $1.12 89.684436964799%
     02 : $1.13 88.872676072587%
     03 : $1.14 87.70173577564%
     04 : $1.15 87.214857286264%
     05 : $1.16 86.263924666391%
     06 : $1.18 85.095052995815%
     07 : $1.18 85.105105387894%
     08 : $1.17 85.135278001643%
     09 : $1.18 84.952562203453%
     10 : $1.18 84.609345184298%
     11 : $1.18 84.694889574332%
     12 : $1.18 84.955711455541%
  Yr Avg: $1.16 0.86190464630722
2023/01 : $1.19 84.281846123478%
     02 : $1.19 83.813986646708%
     03 : $1.20 83.537418505062%
     04 : $1.20 83.116926455521%
     05 : $1.21 82.908126410876%
     06 : $1.21 82.641286473594%
     07 : $1.21 82.483947369308%
     08 : $1.22 82.125292839921%
     09 : $1.22 81.921705527897%
     10 : $1.22 81.953126007056%
     11 : $1.22 82.118605825072%
     12 : $1.22 82.200257389608%
  Yr Avg: $1.21 0.82758543797842
2024/01 : $1.22 81.754898084002%
     02 : $1.23 81.251974875658%
     03 : $1.24 80.730120133933%
     04 : $1.24 80.417034561832%
     05 : $1.25 80.283631317161%
     06 : $1.25 80.256546205459%
     07 : $1.25 80.163414279146%
     08 : $1.25 80.098221673436%
     09 : $1.25 79.969933390488%
     10 : $1.25 79.877972142035%
     11 : $1.25 79.921266639481%
Color Key:
US $ = previous month, or start month
US $ < previous month
US $ > previous month

What is on each line:

a) 1966/01: b) $3.24 c) 30.8176101%

a) This line's year/month.
b) How much of this line's dollars it would take to match the value of the starting year/month.
c) The percentage of the value of the starting year/month's dollar value that this line's year has. You can also round it off to get the value of this line's dollar compared to the starting year/month, in this case it would be almost 31¢.

Data extrapolated from
http://data.bls.gov/cgi-bin/cpicalc.pl.

The data should include values through the year 2024,
if not then harvest current data and reload this page.