US Inflation History

2002/10 : $1.00 100%
     11 : $1.00 100%
     12 : $1.00 100.22111755022%
  Yr Avg: $1.00 1.0007370585007
2003/01 : $1.00 99.77985739978%
     02 : $1.01 99.016930349017%
     03 : $1.02 98.425624098426%
     04 : $1.01 98.63982634864%
     05 : $1.01 98.801090848801%
     06 : $1.01 98.693522598694%
     07 : $1.01 98.586187448586%
     08 : $1.02 98.212350548212%
     09 : $1.02 97.894169047894%
     10 : $1.02 98.000000148%
     11 : $1.02 98.265582448266%
     12 : $1.02 98.372220148372%
  Yr Avg: $1.01 0.98557280119391
2004/01 : $1.02 97.894169047894%
     02 : $1.03 97.368421247368%
     03 : $1.03 96.744930546745%
     04 : $1.04 96.436171096436%
     05 : $1.04 95.875199295875%
     06 : $1.05 95.571956545572%
     07 : $1.04 95.723336495723%
     08 : $1.05 95.672824095673%
     09 : $1.05 95.471299895471%
     10 : $1.05 94.971189394971%
     11 : $1.05 94.921466944921%
     12 : $1.05 95.270624845271%
  Yr Avg: $1.04 0.9599346578766
2005/01 : $1.05 95.070791545071%
     02 : $1.06 94.525548444526%
     03 : $1.07 93.792032693792%
     04 : $1.07 93.165467293165%
     05 : $1.07 93.261317643261%
     06 : $1.07 93.213367493213%
     07 : $1.08 92.784032442784%
     08 : $1.08 92.311609042312%
     09 : $1.10 91.197183841197%
     10 : $1.10 91.014056041014%
     11 : $1.09 91.751012791751%
     12 : $1.09 92.123983892124%
  Yr Avg: $1.08 0.92850866930351
2006/01 : $1.09 91.427131441427%
     02 : $1.10 91.243080491243%
     03 : $1.10 90.740740740741%
     04 : $1.11 89.975186689975%
     05 : $1.12 89.530864789531%
     06 : $1.12 89.354361839354%
     07 : $1.12 89.090908889091%
     08 : $1.12 88.916135688916%
     09 : $1.12 89.354361839354%
     10 : $1.11 89.841427989841%
     11 : $1.11 89.975186689975%
     12 : $1.11 89.841427989841%
  Yr Avg: $1.11 0.89940901256608
2007/01 : $1.12 89.568018339568%
     02 : $1.12 89.091347339091%
     03 : $1.13 88.287427988287%
     04 : $1.14 87.717600237718%
     05 : $1.15 87.184839087185%
     06 : $1.15 87.016204187016%
     07 : $1.15 87.038343137038%
     08 : $1.15 87.198257137198%
     09 : $1.15 86.958608136959%
     10 : $1.15 86.772982836773%
     11 : $1.16 86.260627186261%
     12 : $1.16 86.318535886319%
  Yr Avg: $1.14 0.87451065958284
2008/01 : $1.16 85.891605835892%
     02 : $1.17 85.642888135643%
     03 : $1.18 84.906897084907%
     04 : $1.18 84.395059434395%
     05 : $1.19 83.69031303369%
     06 : $1.21 82.855380282855%
     07 : $1.21 82.422578332423%
     08 : $1.21 82.752892132753%
     09 : $1.21 82.867499632868%
     10 : $1.19 83.713112433713%
     11 : $1.17 85.347770585348%
     12 : $1.16 86.23970183624%
  Yr Avg: $1.19 0.84227141563394
2009/01 : $1.16 85.865977785866%
     02 : $1.17 85.441084585441%
     03 : $1.17 85.233817985234%
     04 : $1.18 85.021571185022%
     05 : $1.18 84.776671884777%
     06 : $1.19 84.054652034055%
     07 : $1.19 84.188138784188%
     08 : $1.19 83.999740334%
     09 : $1.19 83.947233633947%
     10 : $1.19 83.866460783866%
     11 : $1.19 83.807146083807%
     12 : $1.19 83.955007333955%
  Yr Avg: $1.18 0.8451312520118
2010/01 : $1.20 83.669071333669%
     02 : $1.20 83.648225533648%
     03 : $1.20 83.306147583306%
     04 : $1.20 83.161705133162%
     05 : $1.20 83.097288133097%
     06 : $1.20 83.178492033179%
     07 : $1.20 83.160941083161%
     08 : $1.20 83.046281783046%
     09 : $1.20 82.997998632998%
     10 : $1.21 82.894779732895%
     11 : $1.21 82.85992388286%
     12 : $1.21 82.717779132718%
  Yr Avg: $1.20 0.83144886166478
2011/01 : $1.21 82.325642032326%
     02 : $1.22 81.921657531922%
     03 : $1.23 81.130547581131%
     04 : $1.24 80.611456080611%
     05 : $1.25 80.234019080234%
     06 : $1.25 80.32004038032%
     07 : $1.25 80.248935630249%
     08 : $1.25 80.028250980028%
     09 : $1.25 79.906915029907%
     10 : $1.25 80.072077480072%
     11 : $1.25 80.13968018014%
     12 : $1.24 80.337835530338%
  Yr Avg: $1.24 0.80606421459773
2012/01 : $1.25 79.985882279986%
     02 : $1.26 79.635249929635%
     03 : $1.27 79.035013729035%
     04 : $1.27 78.796966828797%
     05 : $1.27 78.88954082889%
     06 : $1.27 79.005395229005%
     07 : $1.26 79.134366129134%
     08 : $1.27 78.696408228696%
     09 : $1.28 78.346808178347%
     10 : $1.28 78.377292478377%
     11 : $1.27 78.75041897875%
     12 : $1.27 78.963070928963%
  Yr Avg: $1.27 0.78968034478968
2013/01 : $1.27 78.73024102873%
     02 : $1.28 78.090675678091%
     03 : $1.28 77.887040627887%
     04 : $1.28 77.968098377968%
     05 : $1.28 77.82953152783%
     06 : $1.29 77.643208777643%
     07 : $1.29 77.612630127613%
     08 : $1.29 77.519379027519%
     09 : $1.29 77.429328427429%
     10 : $1.29 77.629246827629%
     11 : $1.29 77.788122977788%
     12 : $1.29 77.794797777795%
  Yr Avg: $1.28 0.77826858431994
2014/01 : $1.29 77.506454927506%
     02 : $1.29 77.220900027221%
     03 : $1.30 76.726776126727%
     04 : $1.31 76.474658126475%
     05 : $1.31 76.208491226209%
     06 : $1.31 76.066844126067%
     07 : $1.31 76.096536626097%
     08 : $1.31 76.223870276224%
     09 : $1.31 76.166549876167%
     10 : $1.31 76.358383776358%
     11 : $1.30 76.772911426773%
     12 : $1.30 77.210704677211%
  Yr Avg: $1.30 0.76586090101586
2015/01 : $1.29 77.575768877576%
     02 : $1.29 77.24031022724%
     03 : $1.30 76.783317676783%
     04 : $1.31 76.627542126628%
     05 : $1.31 76.238934826239%
     06 : $1.32 75.972812325973%
     07 : $1.32 75.967719275968%
     08 : $1.31 76.075463276075%
     09 : $1.31 76.194077876194%
     10 : $1.31 76.228356526228%
     11 : $1.31 76.38959142639%
     12 : $1.30 76.651516276652%
  Yr Avg: $1.31 0.76495450893162
2016/01 : $1.31 76.525013276525%
     02 : $1.31 76.462078126462%
     03 : $1.31 76.134245176134%
     04 : $1.32 75.774989975775%
     05 : $1.33 75.46965672547%
     06 : $1.33 75.222598475223%
     07 : $1.33 75.344515325345%
     08 : $1.33 75.275380825275%
     09 : $1.33 75.094852275095%
     10 : $1.33 75.001344025001%
     11 : $1.33 75.118188175118%
     12 : $1.33 75.093609075094%
  Yr Avg: $1.32 0.75543039288043
2017/01 : $1.34 74.658518674659%
     02 : $1.34 74.424371574424%
     03 : $1.34 74.363928374364%
     04 : $1.35 74.144052174144%
     05 : $1.35 74.080732224081%
     06 : $1.35 74.013593874014%
     07 : $1.35 74.064692724065%
     08 : $1.35 73.843571473844%
     09 : $1.36 73.454636723455%
     10 : $1.36 73.501092073501%
     11 : $1.36 73.499304973499%
     12 : $1.36 73.542535773543%
  Yr Avg: $1.35 0.73965919219799
2018/01 : $1.37 73.144066123144%
     02 : $1.37 72.813876272814%
     03 : $1.38 72.64960737265%
     04 : $1.38 72.361961972362%
     05 : $1.39 72.062260122062%
     06 : $1.39 71.947584171948%
     07 : $1.39 71.942731621943%
     08 : $1.39 71.902786421903%
     09 : $1.39 71.819331071819%
     10 : $1.39 71.692667121693%
     11 : $1.39 71.933598171934%
     12 : $1.39 72.164085972164%
  Yr Avg: $1.39 0.7220287970137
2019/01 : $1.39 72.026760472027%
     02 : $1.39 71.723580621724%
     03 : $1.40 71.321233371321%
     04 : $1.41 70.945576070946%
     05 : $1.41 70.794871370795%
     06 : $1.41 70.780774370781%
     07 : $1.42 70.662701820663%
     08 : $1.42 70.666281570666%
     09 : $1.42 70.610962870611%
     10 : $1.42 70.44990002045%
     11 : $1.42 70.487699220488%
     12 : $1.42 70.551884970552%
  Yr Avg: $1.41 0.70918518895919
2020/01 : $1.42 70.279217170279%
     02 : $1.43 70.087135370087%
     03 : $1.42 70.24001012024%
     04 : $1.41 70.712862720713%
     05 : $1.41 70.711482620711%
     06 : $1.42 70.326653020327%
     07 : $1.43 69.972712869973%
     08 : $1.43 69.752768219753%
     09 : $1.44 69.655756069656%
     10 : $1.44 69.626864619627%
     11 : $1.44 69.669407219669%
     12 : $1.44 69.603876519604%
  Yr Avg: $1.43 0.70053228878387
2021/01 : $1.44 69.309051269309%
     02 : $1.45 68.931691968932%
     03 : $1.46 68.446864318447%
     04 : $1.47 67.888891367889%
     05 : $1.48 67.348948517349%
     06 : $1.50 66.728991316729%
     07 : $1.51 66.40952591641%
     08 : $1.51 66.272612966273%
     09 : $1.51 66.093105616093%
     10 : $1.53 65.548521115549%
     11 : $1.53 65.228028965228%
     12 : $1.54 65.028227115028%
  Yr Avg: $1.49 0.6693620503777
2022/01 : $1.55 64.485609164486%
     02 : $1.56 63.901930463902%
     03 : $1.59 63.05999176306%
     04 : $1.59 62.70991256271%
     05 : $1.61 62.026165512026%
     06 : $1.63 61.185714211186%
     07 : $1.63 61.192942161193%
     08 : $1.63 61.214637111215%
     09 : $1.64 61.083259361083%
     10 : $1.64 60.836476760836%
     11 : $1.64 60.897985560898%
     12 : $1.64 61.085523761086%
  Yr Avg: $1.61 0.61973345699473
2023/01 : $1.65 60.600995810601%
     02 : $1.66 60.264591810265%
     03 : $1.66 60.065731610066%
     04 : $1.67 59.763386109763%
     05 : $1.68 59.613253059613%
     06 : $1.68 59.421387709421%
     07 : $1.69 59.308256509308%
     08 : $1.69 59.05037390905%
     09 : $1.70 58.903988958904%
     10 : $1.70 58.926581158927%
     11 : $1.69 59.045565759046%
     12 : $1.69 59.104275509104%
  Yr Avg: $1.68 0.59505698992839
2024/01 : $1.70 58.784049758784%
     02 : $1.71 58.422433958422%
     03 : $1.72 58.047205858047%
     04 : $1.73 57.822088607822%
     05 : $1.73 57.726167957726%
     06 : $1.73 57.706693007707%
     07 : $1.73 57.63972855764%
     08 : $1.74 57.592853257593%
     09 : $1.74 57.500610407501%
     10 : $1.74 57.434487707434%
     11 : $1.74 57.465617657466%
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.