US Inflation History

2009/09 : $1.00 100%
     10 : $1.00 99.903781403408%
     11 : $1.00 99.833124280484%
     12 : $1.00 100.00926022177%
  Yr Avg: $1.00 0.99936541476417
2010/01 : $1.00 99.668646257611%
     02 : $1.00 99.643814230255%
     03 : $1.01 99.236322600651%
     04 : $1.01 99.064259217629%
     05 : $1.01 98.987524110019%
     06 : $1.01 99.084256183925%
     07 : $1.01 99.063349062561%
     08 : $1.01 98.92676409704%
     09 : $1.01 98.869248026578%
     10 : $1.01 98.746291145648%
     11 : $1.01 98.704770003704%
     12 : $1.01 98.535443697179%
  Yr Avg: $1.01 0.99044224052733
2011/01 : $1.02 98.068320382429%
     02 : $1.02 97.587084154723%
     03 : $1.03 96.644694612453%
     04 : $1.04 96.026340108024%
     05 : $1.05 95.576727912316%
     06 : $1.05 95.679198591054%
     07 : $1.05 95.594496871898%
     08 : $1.05 95.331611913493%
     09 : $1.05 95.187073559019%
     10 : $1.05 95.383819113358%
     11 : $1.05 95.464349104807%
     12 : $1.04 95.700396609437%
  Yr Avg: $1.04 0.96020342744418
2012/01 : $1.05 95.281141280683%
     02 : $1.05 94.86345944035%
     03 : $1.06 94.148443382504%
     04 : $1.07 93.864876086795%
     05 : $1.06 93.975152502211%
     06 : $1.06 94.113161100113%
     07 : $1.06 94.266794393965%
     08 : $1.07 93.745088220361%
     09 : $1.07 93.328636081064%
     10 : $1.07 93.364949725612%
     11 : $1.07 93.80942714818%
     12 : $1.06 94.06274335767%
  Yr Avg: $1.06 0.94068656059959
2013/01 : $1.07 93.785390680096%
     02 : $1.07 93.02352477582%
     03 : $1.08 92.780949718384%
     04 : $1.08 92.877507694832%
     05 : $1.08 92.71244347039%
     06 : $1.08 92.490491248595%
     07 : $1.08 92.454065212016%
     08 : $1.08 92.342982218501%
     09 : $1.08 92.235711738949%
     10 : $1.08 92.473859431905%
     11 : $1.08 92.663116591768%
     12 : $1.08 92.671067776956%
  Yr Avg: $1.08 0.92709259213184
2014/01 : $1.08 92.327586714143%
     02 : $1.09 91.98742672563%
     03 : $1.09 91.398814237637%
     04 : $1.10 91.098485103087%
     05 : $1.10 90.781420574877%
     06 : $1.10 90.612687081217%
     07 : $1.10 90.648057514219%
     08 : $1.10 90.799740475784%
     09 : $1.10 90.73145901185%
     10 : $1.10 90.959976250462%
     11 : $1.09 91.453771736591%
     12 : $1.09 91.975281775084%
  Yr Avg: $1.09 0.91231225600048
2015/01 : $1.08 92.410155188491%
     02 : $1.09 92.010548631117%
     03 : $1.09 91.466167916382%
     04 : $1.10 91.280604267155%
     05 : $1.10 90.81768573659%
     06 : $1.10 90.500674098748%
     07 : $1.11 90.494607132887%
     08 : $1.10 90.622954423732%
     09 : $1.10 90.764251039455%
     10 : $1.10 90.805084606627%
     11 : $1.10 90.997151567242%
     12 : $1.10 91.309162861627%
  Yr Avg: $1.10 0.91123253955838
2016/01 : $1.10 91.158469390681%
     02 : $1.10 91.083499499073%
     03 : $1.10 90.692976862249%
     04 : $1.11 90.265023271872%
     05 : $1.11 89.901302828579%
     06 : $1.12 89.607000992113%
     07 : $1.11 89.752231328891%
     08 : $1.12 89.669876619776%
     09 : $1.12 89.454826590888%
     10 : $1.12 89.343437273997%
     11 : $1.12 89.482624886333%
     12 : $1.12 89.453345660609%
  Yr Avg: $1.11 0.89988717933755
2017/01 : $1.12 88.935055323214%
     02 : $1.13 88.656133564749%
     03 : $1.13 88.584132144996%
     04 : $1.13 88.322210232025%
     05 : $1.13 88.246781957236%
     06 : $1.13 88.166805110876%
     07 : $1.13 88.227675312119%
     08 : $1.14 87.964270265104%
     09 : $1.14 87.500961668081%
     10 : $1.14 87.556300418431%
     11 : $1.14 87.554171581155%
     12 : $1.14 87.605669168594%
  Yr Avg: $1.13 0.88110013895548
2018/01 : $1.15 87.131002365235%
     02 : $1.15 86.737672131424%
     03 : $1.16 86.541990995724%
     04 : $1.16 86.199340752427%
     05 : $1.16 85.842328570695%
     06 : $1.17 85.705723771287%
     07 : $1.17 85.699943294915%
     08 : $1.17 85.652359594642%
     09 : $1.17 85.55294553837%
     10 : $1.17 85.402060339843%
     11 : $1.17 85.689063305648%
     12 : $1.16 85.963626016357%
  Yr Avg: $1.16 0.86009838056381
2019/01 : $1.17 85.800040518429%
     02 : $1.17 85.438885257941%
     03 : $1.18 84.959599362521%
     04 : $1.18 84.512107189028%
     05 : $1.19 84.332584060479%
     06 : $1.19 84.315791368922%
     07 : $1.19 84.17514045643%
     08 : $1.19 84.179404742278%
     09 : $1.19 84.113507752395%
     10 : $1.19 83.921645741952%
     11 : $1.19 83.966673074482%
     12 : $1.19 84.043132711429%
  Yr Avg: $1.18 0.8447987601969
2020/01 : $1.19 83.71832415197%
     02 : $1.20 83.489511608808%
     03 : $1.20 83.67161975405%
     04 : $1.19 84.234893348668%
     05 : $1.19 84.233249339757%
     06 : $1.19 83.774830897927%
     07 : $1.20 83.353208725245%
     08 : $1.20 83.091205272958%
     09 : $1.21 82.975642024597%
     10 : $1.21 82.941225821968%
     11 : $1.20 82.991903608716%
     12 : $1.21 82.913841834398%
  Yr Avg: $1.20 0.83449121365755
2021/01 : $1.21 82.562638777987%
     02 : $1.22 82.113119140422%
     03 : $1.23 81.535580573042%
     04 : $1.24 80.870909533385%
     05 : $1.25 80.227716390304%
     06 : $1.26 79.489208194402%
     07 : $1.26 79.108653188012%
     08 : $1.27 78.945559129745%
     09 : $1.27 78.7317255793%
     10 : $1.28 78.083003189091%
     11 : $1.29 77.701225092962%
     12 : $1.29 77.463216237219%
  Yr Avg: $1.26 0.79736046252156
2022/01 : $1.30 76.81683644952%
     02 : $1.31 76.121544091074%
     03 : $1.33 75.118606097294%
     04 : $1.34 74.701583182785%
     05 : $1.35 73.887086955708%
     06 : $1.37 72.885920789227%
     07 : $1.37 72.894530900238%
     08 : $1.37 72.920374455866%
     09 : $1.37 72.763874063364%
     10 : $1.38 72.469900587927%
     11 : $1.38 72.543171376491%
     12 : $1.37 72.766571472086%
  Yr Avg: $1.35 0.73824166701798
2023/01 : $1.39 72.189389914684%
     02 : $1.39 71.788657233244%
     03 : $1.40 71.551770094037%
     04 : $1.40 71.191608731697%
     05 : $1.41 71.012766566624%
     06 : $1.41 70.784211864001%
     07 : $1.42 70.649447208615%
     08 : $1.42 70.342251141402%
     09 : $1.43 70.167873804818%
     10 : $1.42 70.194786186614%
     11 : $1.42 70.336523555397%
     12 : $1.42 70.406460047068%
  Yr Avg: $1.41 0.70884645529017
2024/01 : $1.43 70.024999293142%
     02 : $1.44 69.594233698247%
     03 : $1.45 69.147252798303%
     04 : $1.45 68.879087618248%
     05 : $1.45 68.764824591411%
     06 : $1.45 68.74162555414%
     07 : $1.46 68.661855861717%
     08 : $1.46 68.606016856645%
     09 : $1.46 68.496134915217%
     10 : $1.46 68.417367936004%
     11 : $1.46 68.454450694641%
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.