US Inflation History

2017/08 : $1.00 100%
     09 : $1.01 99.473299106982%
     10 : $1.00 99.53620959346%
     11 : $1.00 99.533789477577%
     12 : $1.00 99.592333233222%
  Yr Avg: $1.00 0.99627126282248
2018/01 : $1.01 99.052720044903%
     02 : $1.01 98.605572319326%
     03 : $1.02 98.383117071177%
     04 : $1.02 97.993583636449%
     05 : $1.02 97.587723188047%
     06 : $1.03 97.432427408298%
     07 : $1.03 97.425856017034%
     08 : $1.03 97.371761666988%
     09 : $1.03 97.258745261609%
     10 : $1.03 97.087215164135%
     11 : $1.03 97.413487370953%
     12 : $1.02 97.725617182161%
  Yr Avg: $1.02 0.97778152194257
2019/01 : $1.03 97.539649064157%
     02 : $1.03 97.129078659378%
     03 : $1.04 96.584214370758%
     04 : $1.04 96.075493986739%
     05 : $1.04 95.871407568459%
     06 : $1.04 95.852317213357%
     07 : $1.05 95.692421710253%
     08 : $1.04 95.697269457907%
     09 : $1.05 95.622356098557%
     10 : $1.05 95.404242528281%
     11 : $1.05 95.455430735031%
     12 : $1.05 95.542351977846%
  Yr Avg: $1.04 0.96038852780894
2020/01 : $1.05 95.17310141909%
     02 : $1.05 94.912981551702%
     03 : $1.05 95.120006682125%
     04 : $1.04 95.760350304509%
     05 : $1.04 95.758481353734%
     06 : $1.05 95.237339712418%
     07 : $1.06 94.758028997498%
     08 : $1.06 94.460176867881%
     09 : $1.06 94.328801653816%
     10 : $1.06 94.289676447041%
     11 : $1.06 94.347288232595%
     12 : $1.06 94.258545639628%
  Yr Avg: $1.05 0.9486706490517
2021/01 : $1.07 93.859289151337%
     02 : $1.07 93.348263895048%
     03 : $1.08 92.691703492012%
     04 : $1.09 91.936088697898%
     05 : $1.10 91.204890518066%
     06 : $1.11 90.365335783312%
     07 : $1.11 89.932711258329%
     08 : $1.11 89.74730182132%
     09 : $1.12 89.504210450471%
     10 : $1.13 88.766726483113%
     11 : $1.13 88.33271151888%
     12 : $1.14 88.062137051513%
  Yr Avg: $1.10 0.90645947510108
2022/01 : $1.15 87.327316213744%
     02 : $1.16 86.536890332474%
     03 : $1.17 85.396725137268%
     04 : $1.18 84.922642974985%
     05 : $1.19 83.996703130748%
     06 : $1.21 82.858552193482%
     07 : $1.21 82.868340384739%
     08 : $1.21 82.897719990287%
     09 : $1.21 82.719806398746%
     10 : $1.21 82.385609940854%
     11 : $1.21 82.468906020437%
     12 : $1.21 82.722872880983%
  Yr Avg: $1.19 0.83925173799896
2023/01 : $1.22 82.06671833589%
     02 : $1.23 81.611155321234%
     03 : $1.23 81.341856049503%
     04 : $1.24 80.932415533196%
     05 : $1.24 80.729103251363%
     06 : $1.24 80.469276503601%
     07 : $1.25 80.316072645966%
     08 : $1.25 79.966844412403%
     09 : $1.25 79.768607860156%
     10 : $1.25 79.799202534237%
     11 : $1.25 79.960333148242%
     12 : $1.25 80.03983871506%
  Yr Avg: $1.24 0.80583452025904
2024/01 : $1.26 79.606184513443%
     02 : $1.26 79.116479325646%
     03 : $1.27 78.608340170286%
     04 : $1.28 78.303483233207%
     05 : $1.28 78.173586143749%
     06 : $1.28 78.147212893335%
     07 : $1.28 78.056528696011%
     08 : $1.28 77.993049507354%
     09 : $1.28 77.868132946235%
     10 : $1.29 77.778588658565%
     11 : $1.29 77.820745273434%
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.