What are Historical Values of the US Unadjusted MoM (Month over Month) Inflation Rates?

Here are Historical Values of the US Unadjusted MoM (Month over Month) Inflation Rates (CPI Change Rates).

US Unadjusted MoM Inflation Rates
US: CPIM
2026-01-01: 0.36969147 Percent

Historical values in Percent: Summary Detail
      Date    Percent   Change (Value, %)    Growth
----------  ---------  -------------------  -------
  Jan 2026       0.37  (    0.39, #######)  100.00%
  Dec 2025      -0.02  (   -0.28, #######)   -5.67%
  Sep 2025       0.25  (   -0.03, -11.46%)   68.80%
  Aug 2025       0.29  (    0.14,  90.27%)   77.70%
  Jul 2025       0.15  (   -0.19, -55.72%)   40.84%
  Jun 2025       0.34  (    0.13,  63.24%)   92.22%
  May 2025       0.21  (   -0.10, -32.94%)   56.49%
  Apr 2025       0.31  (    0.09,  38.60%)   84.24%
  Mar 2025       0.22  (   -0.22, -49.41%)   60.78%
  Feb 2025       0.44  (   -0.21, -32.15%)  120.15%
  Jan 2025       0.65  (    0.11,  20.17%)  177.07%
  Jan 2024       0.54  (   -0.25, -31.87%)  147.35%
  Jan 2023       0.80  (   -0.04,  -4.98%)  216.27%
  Jan 2022       0.84  (    0.42,  97.81%)  227.61%
  Jan 2021       0.43  (    0.04,   9.64%)  115.06%
  Jan 2020       0.39  (    0.20, 103.49%)  104.95%
  Jan 2019       0.19  (   -0.35, -65.00%)   51.57%
  Jan 2018       0.54  (   -0.04,  -6.52%)  147.36%
  Jan 2017       0.58  (    0.42, 252.53%)  157.64%
  Jan 2016       0.17  (    0.64, 135.13%)   44.72%
  Jan 2015      -0.47  (   -0.84, #######)  #######
  Jan 2014       0.37  (    0.08,  25.80%)  100.63%
  Jan 2013       0.30  (   -0.14, -32.79%)   79.99%
  Jan 2012       0.44  (   -0.04,  -7.62%)  119.02%
  Jan 2011       0.48  (    0.13,  39.38%)  128.84%
  Jan 2010       0.34  (   -0.09, -21.48%)   92.44%
  Jan 2009       0.44  (   -0.06, -12.44%)  117.73%
  Jan 2008       0.50  (    0.19,  62.83%)  134.45%
  Jan 2007       0.31  (   -0.46, -59.95%)   82.57%
  Jan 2006       0.76  (    0.55, 262.61%)  206.17%
  Jan 2005       0.21  (   -0.28, -56.96%)   56.86%
  Jan 2004       0.49  (    0.05,  10.42%)  132.09%
  Jan 2003       0.44  (    0.22,  95.36%)  119.62%
  Jan 2002       0.23  (   -0.41, -64.19%)   61.23%
  Jan 2001       0.63  (    0.34, 112.79%)  171.00%
  Jan 2000       0.30  (    0.05,  21.73%)   80.36%
  Jan 1999       0.24  (    0.06,  31.22%)   66.01%
  Jan 1998       0.19  (   -0.13, -41.00%)   50.31%
  Jan 1997       0.32  (   -0.27, -46.23%)   85.28%
  Jan 1996       0.59  (    0.19,  46.29%)  158.60%
  Jan 1995       0.40  (    0.13,  46.09%)  108.42%
  Jan 1994       0.27  (   -0.22, -44.39%)   74.21%
  Jan 1993       0.49  (    0.35, 240.13%)  133.44%
  Jan 1992       0.15  (   -0.45, -75.74%)   39.23%
  Jan 1991       0.60  (   -0.43, -42.00%)  161.73%
  Jan 1990       1.03  (    0.53, 107.04%)  278.86%
  Jan 1989       0.50  (    0.24,  91.54%)  134.69%
  Jan 1988       0.26  (   -0.37, -58.96%)   70.32%
  Jan 1987       0.63  (    0.36, 130.80%)  171.35%
  Jan 1986       0.27  (    0.08,  44.51%)   74.24%
  Jan 1985       0.19  (   -0.40, -67.93%)   51.38%
  Jan 1984       0.59  (    0.39, 189.04%)  160.21%
  Jan 1983       0.20  (   -0.11, -35.79%)   55.43%
  Jan 1982       0.32  (   -0.49, -60.65%)   86.33%
  Jan 1981       0.81  (   -0.62, -43.44%)  219.41%
  Jan 1980       1.43  (    0.55,  61.82%)  387.93%
  Jan 1979       0.89  (    0.24,  37.59%)  239.73%
  Jan 1978       0.64  (    0.13,  24.96%)  174.23%
  Jan 1977       0.52  (    0.34, 186.08%)  139.43%
  Jan 1976       0.18  (    0.18,        )   48.74%
  Feb 1913       0.00  (        ,        )    0.00%
----------  ---------  -------------------  -------
      Date    Percent   Change (Value, %)    Growth
Historical values in Percent: Summary Detail

See "What is US Inflation Rate" on how Inflation Rate is calculated.

⇒ Historical Values of Seasonally Adjusted MoM Inflation Rates

⇐ Historical Values of Unadjusted YoY Inflation Rates

⇑ Introduction to US CPI and Inflation Rate

⇑⇑ Interest Rates