US Inflation History

2012/09 : $1.00 100%
     10 : $1.00 100.03890943452%
     11 : $0.99 100.51515921298%
     12 : $0.99 100.78658309757%
  Yr Avg: $1.00 1.0033516293627
2013/01 : $1.00 100.48940455814%
     02 : $1.00 99.673078576892%
     03 : $1.01 99.413163648718%
     04 : $1.00 99.516623830397%
     05 : $1.01 99.339760403079%
     06 : $1.01 99.101942482326%
     07 : $1.01 99.062912621708%
     08 : $1.01 98.943889138478%
     09 : $1.01 98.828950697227%
     10 : $1.01 99.084121781855%
     11 : $1.01 99.286907516019%
     12 : $1.01 99.295427071776%
  Yr Avg: $1.01 0.99336348527218
2014/01 : $1.01 98.92739312503%
     02 : $1.01 98.562917651268%
     03 : $1.02 97.932229673055%
     04 : $1.02 97.610432262141%
     05 : $1.03 97.270703169846%
     06 : $1.03 97.089908184785%
     07 : $1.03 97.127806984647%
     08 : $1.03 97.290332623008%
     09 : $1.03 97.217170229555%
     10 : $1.03 97.462022450918%
     11 : $1.02 97.991115671246%
     12 : $1.01 98.549904549334%
  Yr Avg: $1.02 0.97752661381236
2015/01 : $1.01 99.015863800072%
     02 : $1.01 98.587692368287%
     03 : $1.02 98.004397960917%
     04 : $1.02 97.805569758751%
     05 : $1.03 97.30956065586%
     06 : $1.03 96.969888234668%
     07 : $1.03 96.963387586941%
     08 : $1.03 97.100909462577%
     09 : $1.03 97.252306313166%
     10 : $1.03 97.296058765667%
     11 : $1.03 97.501855152156%
     12 : $1.02 97.836169792857%
  Yr Avg: $1.02 0.97636971654327
2016/01 : $1.02 97.674704376374%
     02 : $1.02 97.594375449738%
     03 : $1.03 97.175937279824%
     04 : $1.03 96.717392498342%
     05 : $1.04 96.327672409669%
     06 : $1.04 96.012333143155%
     07 : $1.04 96.167944906999%
     08 : $1.04 96.079703277663%
     09 : $1.04 95.849280935799%
     10 : $1.04 95.729929232433%
     11 : $1.04 95.879066322805%
     12 : $1.04 95.847694144926%
  Yr Avg: $1.03 0.96421336164811
2017/01 : $1.05 95.292355120208%
     02 : $1.05 94.99349533807%
     03 : $1.05 94.916347077067%
     04 : $1.06 94.635702331822%
     05 : $1.06 94.554882255631%
     06 : $1.06 94.469188464616%
     07 : $1.06 94.534409819818%
     08 : $1.06 94.252175922404%
     09 : $1.07 93.755748870132%
     10 : $1.07 93.81504337252%
     11 : $1.07 93.81276236064%
     12 : $1.07 93.867941124203%
  Yr Avg: $1.06 0.94408337671428
2018/01 : $1.07 93.359343952648%
     02 : $1.08 92.937897491704%
     03 : $1.08 92.72822857987%
     04 : $1.08 92.361084841694%
     05 : $1.09 91.978552537867%
     06 : $1.09 91.832182886338%
     07 : $1.09 91.825989207083%
     08 : $1.09 91.775004105113%
     09 : $1.09 91.668483683894%
     10 : $1.09 91.506812834664%
     11 : $1.09 91.81433148902%
     12 : $1.09 92.108520627785%
  Yr Avg: $1.09 0.92158036019806
2019/01 : $1.09 91.933241630044%
     02 : $1.09 91.546270089847%
     03 : $1.10 91.032723641999%
     04 : $1.10 90.553243610699%
     05 : $1.11 90.360887720709%
     06 : $1.11 90.342894645634%
     07 : $1.11 90.192189654756%
     08 : $1.11 90.196758762403%
     09 : $1.11 90.126151291159%
     10 : $1.11 89.920574505192%
     11 : $1.11 89.968820503869%
     12 : $1.11 90.050745666561%
  Yr Avg: $1.10 0.90518708476906
2020/01 : $1.11 89.702718980328%
     02 : $1.12 89.457550345309%
     03 : $1.12 89.652676035439%
     04 : $1.11 90.256213832916%
     05 : $1.11 90.254452306143%
     06 : $1.11 89.763264969565%
     07 : $1.12 89.311504191324%
     08 : $1.12 89.030772078129%
     09 : $1.12 88.90694808025%
     10 : $1.13 88.870071721531%
     11 : $1.12 88.924372083003%
     12 : $1.13 88.840730258161%
  Yr Avg: $1.12 0.89414272906841
2021/01 : $1.13 88.464422330436%
     02 : $1.14 87.98276990687%
     03 : $1.14 87.363947440764%
     04 : $1.15 86.65176405572%
     05 : $1.16 85.962593860923%
     06 : $1.17 85.171295255358%
     07 : $1.18 84.763537226988%
     08 : $1.18 84.588784798241%
     09 : $1.19 84.359665891737%
     10 : $1.20 83.664571205422%
     11 : $1.20 83.255502657804%
     12 : $1.20 83.00048033482%
  Yr Avg: $1.17 0.85435777913757
2022/01 : $1.21 82.307895706092%
     02 : $1.23 81.562902113941%
     03 : $1.24 80.488271608349%
     04 : $1.25 80.041438854737%
     05 : $1.26 79.168720403812%
     06 : $1.28 78.095988380157%
     07 : $1.28 78.105213963401%
     08 : $1.28 78.132904880907%
     09 : $1.28 77.965217449618%
     10 : $1.29 77.650230016199%
     11 : $1.29 77.728738383664%
     12 : $1.28 77.968107675851%
  Yr Avg: $1.26 0.79101302453061
2023/01 : $1.29 77.349667739687%
     02 : $1.30 76.920289685675%
     03 : $1.30 76.666469262326%
     04 : $1.31 76.280562666598%
     05 : $1.31 76.088936417054%
     06 : $1.32 75.844044053659%
     07 : $1.32 75.699646084242%
     08 : $1.33 75.370490875173%
     09 : $1.33 75.183648611206%
     10 : $1.33 75.212484757244%
     11 : $1.33 75.364353867021%
     12 : $1.33 75.439289593726%
  Yr Avg: $1.32 0.75951656967801
2024/01 : $1.33 75.030561072724%
     02 : $1.34 74.56900327762%
     03 : $1.35 74.090071066979%
     04 : $1.35 73.802736770332%
     05 : $1.36 73.680305937058%
     06 : $1.36 73.655448574682%
     07 : $1.36 73.569976745485%
     08 : $1.36 73.510146228918%
     09 : $1.36 73.392409651977%
     10 : $1.36 73.308012212434%
     11 : $1.36 73.347745739242%
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.