US Inflation History

2008/08 : $1.00 100%
     09 : $1.00 100.13849364918%
     10 : $0.99 101.16034651625%
     11 : $0.97 103.13569518324%
     12 : $0.96 104.21352005183%
  Yr Avg: $0.98 1.017296110801
2009/01 : $0.96 103.76190556352%
     02 : $0.97 103.24845740542%
     03 : $0.97 102.99799292634%
     04 : $0.97 102.74151028901%
     05 : $0.98 102.44556981619%
     06 : $0.98 101.57306876866%
     07 : $0.98 101.73437642413%
     08 : $0.99 101.50671253791%
     09 : $0.99 101.44326255%
     10 : $0.99 101.34565526644%
     11 : $0.99 101.27397837572%
     12 : $0.99 101.45265642109%
  Yr Avg: $0.98 1.021270955287
2010/01 : $0.99 101.10712650314%
     02 : $0.99 101.08193608443%
     03 : $0.99 100.66856328074%
     04 : $1.00 100.49401657135%
     05 : $1.00 100.41617397467%
     06 : $0.99 100.51430214637%
     07 : $1.00 100.49309328036%
     08 : $1.00 100.35453703518%
     09 : $1.00 100.29619085681%
     10 : $1.00 100.17145938527%
     11 : $1.00 100.12933898423%
     12 : $1.00 99.957568854538%
  Yr Avg: $1.00 1.0047369224643
2011/01 : $1.01 99.483703723923%
     02 : $1.01 98.995521993965%
     03 : $1.02 98.039531296357%
     04 : $1.03 97.412252312939%
     05 : $1.03 96.95615103279%
     06 : $1.03 97.060100632459%
     07 : $1.03 96.974176445112%
     08 : $1.03 96.707497366553%
     09 : $1.04 96.560872944138%
     10 : $1.03 96.760458053381%
     11 : $1.03 96.842150304039%
     12 : $1.03 97.081604593903%
  Yr Avg: $1.03 0.9740616839163
2012/01 : $1.03 96.65629831%
     02 : $1.04 96.232588224087%
     03 : $1.05 95.507252607252%
     04 : $1.05 95.21959269096%
     05 : $1.05 95.331460684582%
     06 : $1.05 95.471461108893%
     07 : $1.05 95.627311734539%
     08 : $1.05 95.09807597111%
     09 : $1.06 94.675613334048%
     10 : $1.06 94.712451079829%
     11 : $1.05 95.16334347858%
     12 : $1.05 95.420315706054%
  Yr Avg: $1.05 0.95426313744161
2013/01 : $1.05 95.138960101153%
     02 : $1.06 94.3660984716%
     03 : $1.06 94.120022419204%
     04 : $1.06 94.217973980766%
     05 : $1.06 94.050527446189%
     06 : $1.07 93.825371871097%
     07 : $1.07 93.788420111174%
     08 : $1.07 93.675733898414%
     09 : $1.07 93.566915224203%
     10 : $1.07 93.808500013626%
     11 : $1.06 94.0004886512%
     12 : $1.06 94.008554592866%
  Yr Avg: $1.06 0.94047297231791
2014/01 : $1.07 93.660116196507%
     02 : $1.07 93.31504680627%
     03 : $1.08 92.717939094674%
     04 : $1.08 92.413275422197%
     05 : $1.09 92.091634820393%
     06 : $1.09 91.920466059409%
     07 : $1.09 91.956346980625%
     08 : $1.09 92.110219125568%
     09 : $1.09 92.040952180837%
     10 : $1.08 92.272767523174%
     11 : $1.08 92.773689774628%
     12 : $1.07 93.302726572201%
  Yr Avg: $1.08 0.9254793171304
2015/01 : $1.07 93.743876350724%
     02 : $1.07 93.33850242156%
     03 : $1.08 92.786264863839%
     04 : $1.08 92.598023043957%
     05 : $1.09 92.128423383603%
     06 : $1.09 91.806836435513%
     07 : $1.09 91.800681907407%
     08 : $1.09 91.930881586633%
     09 : $1.09 92.074217483496%
     10 : $1.09 92.11564038625%
     11 : $1.08 92.310479377379%
     12 : $1.08 92.626993813928%
  Yr Avg: $1.08 0.92438401754524
2016/01 : $1.08 92.47412544055%
     02 : $1.08 92.398073536573%
     03 : $1.09 92.001914632783%
     04 : $1.09 91.567784548504%
     05 : $1.10 91.198814664266%
     06 : $1.10 90.900265279611%
     07 : $1.10 91.04759167145%
     08 : $1.10 90.964048367661%
     09 : $1.10 90.745894602242%
     10 : $1.10 90.632897645056%
     11 : $1.10 90.774094100074%
     12 : $1.10 90.744392298251%
  Yr Avg: $1.09 0.91287491398918
2017/01 : $1.11 90.218621670516%
     02 : $1.11 89.935674338768%
     03 : $1.11 89.862633749487%
     04 : $1.12 89.596931615636%
     05 : $1.12 89.520414712805%
     06 : $1.12 89.439283590573%
     07 : $1.12 89.501032308635%
     08 : $1.12 89.233825635221%
     09 : $1.13 88.763830278727%
     10 : $1.13 88.819967712536%
     11 : $1.13 88.817808150549%
     12 : $1.13 88.870048983382%
  Yr Avg: $1.12 0.89381672728903
2018/01 : $1.13 88.388531491813%
     02 : $1.14 87.989524470039%
     03 : $1.14 87.79101914179%
     04 : $1.14 87.443423555854%
     05 : $1.15 87.081258751005%
     06 : $1.15 86.942682385685%
     07 : $1.15 86.936818481862%
     08 : $1.15 86.888548023863%
     09 : $1.15 86.787699161748%
     10 : $1.15 86.634636293657%
     11 : $1.15 86.925781465785%
     12 : $1.15 87.204306837274%
  Yr Avg: $1.15 0.87251185838364
2019/01 : $1.15 87.038360371116%
     02 : $1.15 86.671992692006%
     03 : $1.16 86.185789442751%
     04 : $1.17 85.731838782304%
     05 : $1.17 85.549724663671%
     06 : $1.17 85.532689609487%
     07 : $1.17 85.390008735048%
     08 : $1.17 85.394334565737%
     09 : $1.17 85.327486509277%
     10 : $1.17 85.13285542629%
     11 : $1.17 85.178532621447%
     12 : $1.17 85.256095771701%
  Yr Avg: $1.17 0.85699142432569
2020/01 : $1.18 84.926599371943%
     02 : $1.18 84.694484463036%
     03 : $1.18 84.879220906939%
     04 : $1.17 85.450624018403%
     05 : $1.17 85.448956282127%
     06 : $1.18 84.983921658603%
     07 : $1.18 84.556214371%
     08 : $1.19 84.290429521007%
     09 : $1.19 84.17319839156%
     10 : $1.19 84.138285472767%
     11 : $1.19 84.189694673033%
     12 : $1.19 84.110506262361%
  Yr Avg: $1.18 0.84653511282731
2021/01 : $1.19 83.754234423762%
     02 : $1.20 83.298227037613%
     03 : $1.21 82.712353072378%
     04 : $1.22 82.038089084525%
     05 : $1.23 81.385612975686%
     06 : $1.24 80.636446167563%
     07 : $1.25 80.250398753284%
     08 : $1.25 80.084950819553%
     09 : $1.25 79.868031089555%
     10 : $1.26 79.209945932035%
     11 : $1.27 78.82265777562%
     12 : $1.27 78.581213827197%
  Yr Avg: $1.24 0.80886846746564
2022/01 : $1.28 77.925505082091%
     02 : $1.29 77.220177829422%
     03 : $1.31 76.202764807179%
     04 : $1.32 75.77972315712%
     05 : $1.33 74.953471611026%
     06 : $1.35 73.9378559882%
     07 : $1.35 73.94659036572%
     08 : $1.35 73.972806911707%
     09 : $1.35 73.81404780765%
     10 : $1.36 73.515831523135%
     11 : $1.36 73.590159801551%
     12 : $1.35 73.816784147062%
  Yr Avg: $1.33 0.74889643252655
2023/01 : $1.37 73.231272344397%
     02 : $1.37 72.824756038239%
     03 : $1.38 72.584449995666%
     04 : $1.38 72.219090559265%
     05 : $1.39 72.037667232199%
     06 : $1.39 71.805813885147%
     07 : $1.40 71.669104221959%
     08 : $1.40 71.357474508953%
     09 : $1.40 71.180580449575%
     10 : $1.40 71.207881247698%
     11 : $1.40 71.351664258844%
     12 : $1.40 71.422610117709%
  Yr Avg: $1.39 0.71907697071638
2024/01 : $1.41 71.035643883578%
     02 : $1.42 70.598661210173%
     03 : $1.43 70.145229202295%
     04 : $1.43 69.873193694624%
     05 : $1.43 69.757281552313%
     06 : $1.43 69.733747692024%
     07 : $1.44 69.652826713505%
     08 : $1.44 69.596181804984%
     09 : $1.44 69.484713978646%
     10 : $1.44 69.40481018512%
     11 : $1.44 69.442428145325%
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.