The figures for October and November 2025 are missing due to a U.S. government laps in funding.
The data represents U.S. city averages. The base period was December 1999=100. The chain weighted CPI incorporates the average changes in the quantity of goods purchased, along with standard pricing effects. This allows the chain weighted CPI to reflect situations where customers shift the weight of their purchases from one area of spending to another.
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Monthly change in the chained CPI in the U.S. January 2004 to February 2026
In February 2026, the chained consumer price index for all urban consumers (C-CPI-U) in the United States increased by *** percent from the preceding month. The annual increase in the chained CPI in 2025 was *** percent. The chain-weighted CPI incorporates the average changes in the quantity of goods purchased, along with standard pricing effects. This allows the chain-weighted CPI to reflect situations where customers shift the weight of their purchases from one area of spending to another.Â
A projection of the annual inflation rate of the country can be accessed here and the actual annual inflation rate since 1990 can be accessed here.
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Bureau of Labor Statistics. (March 11, 2026). One-month change of chained consumer price index (C-CPI-U) in the United States from January 2004 to February 2026 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/191121/monthly-chained-inflation-rate-in-the-us/
Bureau of Labor Statistics. "One-month change of chained consumer price index (C-CPI-U) in the United States from January 2004 to February 2026." Chart. March 11, 2026. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/191121/monthly-chained-inflation-rate-in-the-us/
Bureau of Labor Statistics. (2026). One-month change of chained consumer price index (C-CPI-U) in the United States from January 2004 to February 2026. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/191121/monthly-chained-inflation-rate-in-the-us/
Bureau of Labor Statistics. "One-month Change of Chained Consumer Price Index (C-cpi-u) in The United States from January 2004 to February 2026." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 11 Mar 2026, /statistics/191121/monthly-chained-inflation-rate-in-the-us/
Bureau of Labor Statistics, One-month change of chained consumer price index (C-CPI-U) in the United States from January 2004 to February 2026 ÌÇÐÄÆƽâ°æ, /statistics/191121/monthly-chained-inflation-rate-in-the-us/ (last visited July 26, 2026)
One-month change of chained consumer price index (C-CPI-U) in the United States from January 2004 to February 2026 [Graph], Bureau of Labor Statistics, March 11, 2026. [Online]. Available: /statistics/191121/monthly-chained-inflation-rate-in-the-us/
