US Inflation History

2015/05 : $1.00 100%
     06 : $1.00 99.650936229798%
     07 : $1.00 99.644255850519%
     08 : $1.00 99.785579965754%
     09 : $1.00 99.941162674758%
     10 : $1.00 99.986124806131%
     11 : $1.00 100.19761110316%
     12 : $0.99 100.5411689596%
  Yr Avg: $1.00 0.99968354948716
2016/01 : $1.00 100.37523930645%
     02 : $1.00 100.29268942533%
     03 : $1.00 99.862682171067%
     04 : $1.01 99.391459427494%
     05 : $1.01 98.990964259243%
     06 : $1.01 98.666906412934%
     07 : $1.01 98.826820570181%
     08 : $1.01 98.73613921396%
     09 : $1.02 98.49934609691%
     10 : $1.02 98.376694527464%
     11 : $1.01 98.52995499783%
     12 : $1.02 98.497715434042%
  Yr Avg: $1.01 0.99087217653576
2017/01 : $1.02 97.927022255515%
     02 : $1.02 97.619899522534%
     03 : $1.03 97.540618246899%
     04 : $1.03 97.252214164758%
     05 : $1.03 97.169159554659%
     06 : $1.03 97.081096480037%
     07 : $1.03 97.148121091763%
     08 : $1.03 96.858083920172%
     09 : $1.04 96.347931527204%
     10 : $1.04 96.408865418991%
     11 : $1.04 96.406521341118%
     12 : $1.04 96.463225701091%
  Yr Avg: $1.03 0.97018563268728
2018/01 : $1.04 95.940566706305%
     02 : $1.05 95.507467987018%
     03 : $1.05 95.292002096081%
     04 : $1.05 94.914707474976%
     05 : $1.06 94.521598821264%
     06 : $1.06 94.37118230459%
     07 : $1.06 94.364817380925%
     08 : $1.06 94.312422629961%
     09 : $1.06 94.202957105195%
     10 : $1.06 94.036816339436%
     11 : $1.06 94.352837347324%
     12 : $1.06 94.655160301804%
  Yr Avg: $1.06 0.94706044707907
2019/01 : $1.06 94.475035146002%
     02 : $1.06 94.07736451879%
     03 : $1.07 93.549619408868%
     04 : $1.07 93.056882592395%
     05 : $1.08 92.859208398108%
     06 : $1.08 92.840717845943%
     07 : $1.08 92.685846125362%
     08 : $1.08 92.690541560853%
     09 : $1.08 92.617981916386%
     10 : $1.08 92.406721291446%
     11 : $1.08 92.456301207698%
     12 : $1.08 92.540491458008%
  Yr Avg: $1.08 0.93021392622488
2020/01 : $1.08 92.182842441932%
     02 : $1.09 91.930895322485%
     03 : $1.09 92.131415897046%
     04 : $1.08 92.751640460192%
     05 : $1.08 92.749830230281%
     06 : $1.08 92.245062421993%
     07 : $1.09 91.780811247497%
     08 : $1.09 91.492317381835%
     09 : $1.09 91.365069866745%
     10 : $1.09 91.327173941134%
     11 : $1.09 91.382975612733%
     12 : $1.10 91.297021237564%
  Yr Avg: $1.09 0.91886421338453
2021/01 : $1.10 90.910309053079%
     02 : $1.11 90.415339781489%
     03 : $1.11 89.77940795533%
     04 : $1.12 89.047533943934%
     05 : $1.13 88.339309397289%
     06 : $1.14 87.526132767746%
     07 : $1.15 87.107100942278%
     08 : $1.15 86.927516914184%
     09 : $1.15 86.692063270205%
     10 : $1.16 85.977750430203%
     11 : $1.17 85.55737185192%
     12 : $1.17 85.295298607251%
  Yr Avg: $1.14 0.87797927909576
2022/01 : $1.18 84.583565223542%
     02 : $1.19 83.817973860135%
     03 : $1.21 82.713631698533%
     04 : $1.22 82.254444799939%
     05 : $1.23 81.357597208558%
     06 : $1.25 80.255206018602%
     07 : $1.25 80.264686673104%
     08 : $1.25 80.293143196102%
     09 : $1.25 80.120819500301%
     10 : $1.25 79.797123214658%
     11 : $1.25 79.877802201322%
     12 : $1.25 80.12378963624%
  Yr Avg: $1.23 0.81288315269253
2023/01 : $1.26 79.488250916308%
     02 : $1.27 79.047001309262%
     03 : $1.27 78.786163194653%
     04 : $1.28 78.389586955765%
     05 : $1.28 78.192662575207%
     06 : $1.28 77.940999365813%
     07 : $1.29 77.792609044816%
     08 : $1.29 77.454353269279%
     09 : $1.29 77.262345143142%
     10 : $1.29 77.291978558239%
     11 : $1.29 77.448046583573%
     12 : $1.29 77.525054152203%
  Yr Avg: $1.28 0.78051587589022
2024/01 : $1.30 77.105025001677%
     02 : $1.30 76.63070593992%
     03 : $1.31 76.13853209039%
     04 : $1.32 75.843253502437%
     05 : $1.32 75.71743767052%
     06 : $1.32 75.691893045502%
     07 : $1.32 75.604058069555%
     08 : $1.32 75.542573343734%
     09 : $1.33 75.421581556135%
     10 : $1.33 75.334850674838%
     11 : $1.33 75.375682764245%
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.