US Inflation History

2017/10 : $1.00 100%
     11 : $1.00 99.997568607552%
     12 : $1.00 100.05638514867%
  Yr Avg: $1.00 1.0001798458541
2018/01 : $1.00 99.514257624907%
     02 : $1.01 99.065026408043%
     03 : $1.01 98.841534626452%
     04 : $1.02 98.450186155057%
     05 : $1.02 98.042434594033%
     06 : $1.02 97.886415211355%
     07 : $1.02 97.879813200598%
     08 : $1.02 97.825466797146%
     09 : $1.02 97.711923790193%
     10 : $1.03 97.539594445753%
     11 : $1.02 97.867386922632%
     12 : $1.02 98.180971107205%
  Yr Avg: $1.02 0.98233750906948
2019/01 : $1.02 97.994136468068%
     02 : $1.02 97.581653004557%
     03 : $1.03 97.034249912913%
     04 : $1.04 96.523159138915%
     05 : $1.04 96.318121777021%
     06 : $1.04 96.298942470134%
     07 : $1.04 96.138301931623%
     08 : $1.04 96.143172267427%
     09 : $1.04 96.067909848197%
     10 : $1.04 95.848779974589%
     11 : $1.04 95.900206693528%
     12 : $1.04 95.98753294713%
  Yr Avg: $1.04 0.96486347202842
2020/01 : $1.05 95.616561860061%
     02 : $1.05 95.355229960393%
     03 : $1.05 95.563219727402%
     04 : $1.04 96.206547040145%
     05 : $1.04 96.204669380966%
     06 : $1.05 95.681099472645%
     07 : $1.05 95.199555402524%
     08 : $1.05 94.900315426606%
     09 : $1.06 94.768328067833%
     10 : $1.06 94.729020556593%
     11 : $1.05 94.786900785093%
     12 : $1.06 94.697744694732%
  Yr Avg: $1.05 0.95309099364583
2021/01 : $1.06 94.296627865066%
     02 : $1.07 93.783221479213%
     03 : $1.07 93.123601823494%
     04 : $1.08 92.364466231332%
     05 : $1.09 91.629861023017%
     06 : $1.10 90.786394370848%
     07 : $1.11 90.351754025641%
     08 : $1.11 90.165480670682%
     09 : $1.11 89.921256612079%
     10 : $1.12 89.18033632752%
     11 : $1.13 88.744299064291%
     12 : $1.13 88.472463851285%
  Yr Avg: $1.10 0.91068313612039
2022/01 : $1.14 87.734219105207%
     02 : $1.15 86.940110223124%
     03 : $1.17 85.79463241172%
     04 : $1.17 85.318341256753%
     05 : $1.19 84.388086982436%
     06 : $1.20 83.244632814435%
     07 : $1.20 83.254466613911%
     08 : $1.20 83.283983114156%
     09 : $1.20 83.105240531664%
     10 : $1.21 82.769486880549%
     11 : $1.21 82.853171079417%
     12 : $1.20 83.10832130222%
  Yr Avg: $1.19 0.84316224359633
2023/01 : $1.21 82.449109395545%
     02 : $1.22 81.99142367844%
     03 : $1.22 81.720869602863%
     04 : $1.23 81.309521292554%
     05 : $1.23 81.105261674208%
     06 : $1.24 80.844224259961%
     07 : $1.24 80.690306546738%
     08 : $1.24 80.339451079176%
     09 : $1.25 80.140290840849%
     10 : $1.25 80.171028071256%
     11 : $1.24 80.332909475685%
     12 : $1.24 80.41278549984%
  Yr Avg: $1.23 0.8095893178476
2024/01 : $1.25 79.977110680206%
     02 : $1.26 79.485123704012%
     03 : $1.27 78.974616866917%
     04 : $1.27 78.668339444535%
     05 : $1.27 78.537837097713%
     06 : $1.27 78.511340960757%
     07 : $1.28 78.420234219105%
     08 : $1.28 78.356459248252%
     09 : $1.28 78.230960636612%
     10 : $1.28 78.14099911604%
     11 : $1.28 78.183352160265%
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.