Does a cumulative CPI increase mean all commodities are more expensive?

No. The headline level can rise even if some commodity groups decline, as the outcome depends on both price movements and each group's weight.

Does this index reflect my family's specific cost of living?

Not entirely. The representative basket describes common spending structures, whereas individual households purchase different commodities and services.

Should I look at the year-on-year or the previous period?

Year-on-year is suitable to limit seasonal noise; the previous period gives a quicker signal on recent price directions.

Vietnam Consumer Price Index (CPI) Cumulative

Name: Vietnam Consumer Price Index (CPI) Cumulative
Creator: National Statistics Office (NSO)
License: https://creativecommons.org/licenses/by/4.0/

Vietnam Consumer Price Index (CPI) Cumulative stood at 3.08 in Jul 2026, according to National Statistics Office (NSO). It is one of the indicators in the CPI table (Percent · Monthly), with a complete series running from Aug 2022 to Jul 2026. The complete series with an interactive chart, free to download.

Source: National Statistics Office (NSO)Last updated: Aug 03, 2026, 04:07 UTCCurated by Bui Thanh Phuc

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This indicator in the CPI table

Indicator	07-2026	05-2026	04-2026	03-2026	02-2026	01-2026	12-2025	11-2025	10-2025	09-2025
CPI11	3.08	3.61	3.31	2.44	1.19	0.05	3.48	3.28	2.82	2.61
Food and catering services	1.93	2.08	2.22	1.62	2.22	0.2	4.2	3.42	2.45	1.85
Beverages and tobacco	3.54	3.23	3.01	2.14	1.77	0.58	2.05	1.99	1.89	1.77

Understanding vietnam Consumer Price Index (CPI) Cumulative

This index aggregates price movements across the entire basket of representative consumer goods and services, with weights reflecting household expenditure structures. The cumulative value shows how the price level has shifted from the beginning of the year to the period under review, differing from a single-month CPI or the year-to-date average CPI. It measures prices rather than purchased quantities, living standards, or the costs of any specific family.

When reading the data, it is necessary to check the comparison base and the presentation of index points; a higher point level does not mean the prices of all commodities have increased. Year-on-year comparisons help mitigate seasonal effects, while month-on-month comparisons are useful for identifying newly emerging price pressures. Tet may cause food, transportation, and service prices to shift out of season across years. Baskets, weights, classifications, or base periods may be updated, so series spanning method changes must be cross-checked with caution.

Frequently asked questions

Does a cumulative CPI increase mean all commodities are more expensive?: No. The headline level can rise even if some commodity groups decline, as the outcome depends on both price movements and each group's weight.
Does this index reflect my family's specific cost of living?: Not entirely. The representative basket describes common spending structures, whereas individual households purchase different commodities and services.
Should I look at the year-on-year or the previous period?: Year-on-year is suitable to limit seasonal noise; the previous period gives a quicker signal on recent price directions.