US Inflation History

2004/09 : $1.00 100%
     10 : $1.01 99.476166658412%
     11 : $1.01 99.424085614052%
     12 : $1.00 99.789805888869%
  Yr Avg: $1.00 0.99672514540333
2005/01 : $1.00 99.580493456317%
     02 : $1.01 99.009386640822%
     03 : $1.02 98.241076424519%
     04 : $1.02 97.584789769459%
     05 : $1.02 97.685186799981%
     06 : $1.02 97.634962125026%
     07 : $1.03 97.185261481063%
     08 : $1.03 96.690428582601%
     09 : $1.05 95.523140400357%
     10 : $1.05 95.331325896539%
     11 : $1.04 96.103240337365%
     12 : $1.04 96.493903396086%
  Yr Avg: $1.03 0.97255266275845
2006/01 : $1.04 95.763995610752%
     02 : $1.05 95.571214167129%
     03 : $1.05 95.045045830621%
     04 : $1.06 94.243177571151%
     05 : $1.07 93.777779172961%
     06 : $1.07 93.592903770228%
     07 : $1.07 93.316953876855%
     08 : $1.07 93.133890275159%
     09 : $1.07 93.592903770228%
     10 : $1.06 94.103074000465%
     11 : $1.06 94.243177571151%
     12 : $1.06 94.103074000465%
  Yr Avg: $1.06 0.94207265801431
2007/01 : $1.07 93.816695109036%
     02 : $1.07 93.317413124818%
     03 : $1.08 92.47535969967%
     04 : $1.09 91.878502056384%
     05 : $1.10 91.320469274684%
     06 : $1.10 91.143835144476%
     07 : $1.10 91.167024259996%
     08 : $1.09 91.334523812569%
     09 : $1.10 91.083507014325%
     10 : $1.10 90.889076541095%
     11 : $1.11 90.352417198367%
     12 : $1.11 90.413072809133%
  Yr Avg: $1.09 0.91599324670379
2008/01 : $1.11 89.965891246827%
     02 : $1.11 89.705375572984%
     03 : $1.12 88.934472640332%
     04 : $1.13 88.398355869038%
     05 : $1.14 87.660179682607%
     06 : $1.15 86.785641730626%
     07 : $1.16 86.332309733569%
     08 : $1.15 86.678292034734%
     09 : $1.15 86.798335964417%
     10 : $1.14 87.684060576705%
     11 : $1.12 89.396259062978%
     12 : $1.11 90.330499250205%
  Yr Avg: $1.13 0.88222472780418
2009/01 : $1.11 89.93904752515%
     02 : $1.12 89.49399943123%
     03 : $1.12 89.276901098606%
     04 : $1.12 89.0545863292%
     05 : $1.13 88.798070181925%
     06 : $1.14 88.041801175938%
     07 : $1.13 88.181619896622%
     08 : $1.14 87.984284728467%
     09 : $1.14 87.929287362651%
     10 : $1.14 87.844683036357%
     11 : $1.14 87.7825547317%
     12 : $1.14 87.937429809665%
  Yr Avg: $1.13 0.88522022108959
2010/01 : $1.14 87.637930378319%
     02 : $1.14 87.616095753627%
     03 : $1.15 87.257791267654%
     04 : $1.15 87.10649716115%
     05 : $1.15 87.039024527872%
     06 : $1.15 87.124080351109%
     07 : $1.15 87.105696868285%
     08 : $1.15 86.985598681458%
     09 : $1.15 86.935025210582%
     10 : $1.15 86.826910101417%
     11 : $1.15 86.790400857201%
     12 : $1.15 86.641513442556%
  Yr Avg: $1.15 0.87088880383436
2011/01 : $1.16 86.230775240791%
     02 : $1.17 85.807627655238%
     03 : $1.18 84.97899124654%
     04 : $1.18 84.435276537421%
     05 : $1.19 84.039935737839%
     06 : $1.19 84.130037475409%
     07 : $1.19 84.055559857372%
     08 : $1.19 83.824406986863%
     09 : $1.19 83.697315441808%
     10 : $1.19 83.870312405656%
     11 : $1.19 83.94112185325%
     12 : $1.19 84.148676741908%
  Yr Avg: $1.18 0.84430003098341
2012/01 : $1.19 83.780028519105%
     02 : $1.20 83.412763853457%
     03 : $1.21 82.784055329265%
     04 : $1.21 82.534716626954%
     05 : $1.21 82.631681893159%
     06 : $1.21 82.753031869793%
     07 : $1.21 82.888120530229%
     08 : $1.21 82.429388009652%
     09 : $1.22 82.063204611361%
     10 : $1.22 82.095134940228%
     11 : $1.21 82.48596077038%
     12 : $1.21 82.708699908158%
  Yr Avg: $1.21 0.82713898905145
2013/01 : $1.21 82.464825675286%
     02 : $1.22 81.794922414998%
     03 : $1.23 81.581627895675%
     04 : $1.22 81.666530636257%
     05 : $1.23 81.521390840015%
     06 : $1.23 81.326229833104%
     07 : $1.23 81.294200678726%
     08 : $1.23 81.196526194147%
     09 : $1.23 81.102204025927%
     10 : $1.23 81.311605595214%
     11 : $1.23 81.478018067164%
     12 : $1.23 81.485009487637%
  Yr Avg: $1.23 0.81518590945346
2014/01 : $1.23 81.182989036879%
     02 : $1.24 80.883888783087%
     03 : $1.24 80.366326017068%
     04 : $1.25 80.102248749315%
     05 : $1.25 79.823456169181%
     06 : $1.26 79.675090010663%
     07 : $1.25 79.706190980339%
     08 : $1.25 79.839564727493%
     09 : $1.25 79.779525322855%
     10 : $1.25 79.980458902268%
     11 : $1.24 80.41464975425%
     12 : $1.24 80.873209814621%
  Yr Avg: $1.25 0.80218966522335
2015/01 : $1.23 81.25559090796%
     02 : $1.24 80.904219709806%
     03 : $1.24 80.4255496268%
     04 : $1.25 80.262384832431%
     05 : $1.25 79.855343867435%
     06 : $1.26 79.576597793424%
     07 : $1.26 79.571263153579%
     08 : $1.25 79.684118011767%
     09 : $1.25 79.808359119041%
     10 : $1.25 79.844263783659%
     11 : $1.25 80.013146893387%
     12 : $1.25 80.287496201031%
  Yr Avg: $1.25 0.80124027825027
2016/01 : $1.25 80.154992505926%
     02 : $1.25 80.089072014499%
     03 : $1.25 79.74568824295%
     04 : $1.26 79.369391700688%
     05 : $1.27 79.049574906908%
     06 : $1.27 78.790797399409%
     07 : $1.27 78.918497399571%
     08 : $1.27 78.846083490737%
     09 : $1.27 78.656991532863%
     10 : $1.27 78.559047700323%
     11 : $1.27 78.681434375946%
     12 : $1.27 78.655689361422%
  Yr Avg: $1.26 0.79126438385937
2017/01 : $1.28 78.199960361281%
     02 : $1.28 77.954706446764%
     03 : $1.28 77.891396111484%
     04 : $1.29 77.661090039962%
     05 : $1.29 77.59476649547%
     06 : $1.29 77.52444342441%
     07 : $1.29 77.57796615858%
     08 : $1.29 77.346355977862%
     09 : $1.30 76.93897203021%
     10 : $1.30 76.987630999028%
     11 : $1.30 76.985759127582%
     12 : $1.30 77.031040589226%
  Yr Avg: $1.29 0.77474507313488
2018/01 : $1.31 76.613669451686%
     02 : $1.31 76.267816980114%
     03 : $1.31 76.095755951989%
     04 : $1.32 75.794466034912%
     05 : $1.32 75.480547767718%
     06 : $1.33 75.360432141095%
     07 : $1.33 75.355349409415%
     08 : $1.33 75.313509400864%
     09 : $1.33 75.226095329646%
     10 : $1.33 75.093423049845%
     11 : $1.33 75.345782712387%
     12 : $1.32 75.587203747277%
  Yr Avg: $1.32 0.75627837664746
2019/01 : $1.33 75.44336418472%
     02 : $1.33 75.1258029379%
     03 : $1.34 74.704370265628%
     04 : $1.35 74.310893586472%
     05 : $1.35 74.153040178887%
     06 : $1.35 74.138274484873%
     07 : $1.35 74.01460113985%
     08 : $1.35 74.018350696007%
     09 : $1.35 73.960407942409%
     10 : $1.36 73.791705043907%
     11 : $1.35 73.831297256519%
     12 : $1.35 73.898527670407%
  Yr Avg: $1.35 0.74282552948965
2020/01 : $1.36 73.612925818781%
     02 : $1.36 73.411732580182%
     03 : $1.36 73.571858974523%
     04 : $1.35 74.067141432173%
     05 : $1.35 74.065695866854%
     06 : $1.36 73.662611797813%
     07 : $1.36 73.29188242601%
     08 : $1.37 73.061504657549%
     09 : $1.37 72.959890716812%
     10 : $1.37 72.929628795103%
     11 : $1.37 72.974189411842%
     12 : $1.37 72.905550249982%
  Yr Avg: $1.36 0.73376217727302
2021/01 : $1.38 72.596739905284%
     02 : $1.39 72.201480491418%
     03 : $1.39 71.693654944876%
     04 : $1.41 71.1092144364%
     05 : $1.42 70.543659289323%
     06 : $1.43 69.894294295551%
     07 : $1.44 69.55967499041%
     08 : $1.44 69.416267547245%
     09 : $1.44 69.228245230196%
     10 : $1.46 68.657828255524%
     11 : $1.46 68.322133496291%
     12 : $1.47 68.112854005576%
  Yr Avg: $1.43 0.70111337240674
2022/01 : $1.48 67.544496864596%
     02 : $1.49 66.933131248727%
     03 : $1.51 66.051255018108%
     04 : $1.52 65.684569741241%
     05 : $1.54 64.968389013177%
     06 : $1.56 64.088070737673%
     07 : $1.56 64.095641546927%
     08 : $1.56 64.118365601219%
     09 : $1.56 63.980755921373%
     10 : $1.57 63.722267139386%
     11 : $1.57 63.786693621615%
     12 : $1.56 63.98312773364%
  Yr Avg: $1.54 0.64913063682307
2023/01 : $1.58 63.475616103427%
     02 : $1.58 63.123254712407%
     03 : $1.59 62.914961539049%
     04 : $1.60 62.598274219788%
     05 : $1.60 62.441019578535%
     06 : $1.61 62.240053057285%
     07 : $1.61 62.121555456187%
     08 : $1.62 61.851440143481%
     09 : $1.62 61.698111394101%
     10 : $1.62 61.721775259626%
     11 : $1.62 61.846403917924%
     12 : $1.62 61.907898576657%
  Yr Avg: $1.61 0.62328363663206
2024/01 : $1.62 61.572482854161%
     02 : $1.63 61.193713736366%
     03 : $1.64 60.800686616398%
     04 : $1.65 60.564890884622%
     05 : $1.65 60.464420219405%
     06 : $1.65 60.444021471257%
     07 : $1.66 60.373880549178%
     08 : $1.66 60.324781709948%
     09 : $1.66 60.22816330191%
     10 : $1.66 60.158904058411%
     11 : $1.66 60.191510663815%
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.