US CPI is one of the economic releases that forex, gold and wider financial-market traders watch most closely each month. Even a small gap between the actual CPI and the forecast can send the USD, XAU/USD and the major pairs moving sharply in a short space of time.
This article focuses on how to read and analyse the US CPI report from a practical trader’s point of view.
If you want the fundamentals of the index first, see: What is CPI? How the CPI index affects forex, gold & crypto.
What Is US CPI? A Definition for Forex Traders
CPI – the Consumer Price Index measures the average change over time in the prices of goods and services paid by urban consumers in the United States.
In the US, CPI is compiled and published by the U.S. Bureau of Labor Statistics (BLS). The BLS defines CPI as the measure of the change over time in the prices urban consumers pay for a basket of goods and services.
Official source: U.S. Bureau of Labor Statistics – CPI.
What Does the CPI Index Tell You?
Put simply, CPI shows whether the cost of living for US consumers is rising or falling.
- CPI rising: stronger inflationary pressure.
- CPI slowing: signs that inflation is cooling.
- CPI above/below forecast: typically produces sharp market moves.
Headline CPI vs Core CPI
- Headline CPI: covers the entire basket of goods and services, including food and energy.
- Core CPI: excludes food and energy to give a clearer picture of the underlying inflation trend.
Follow both figures, particularly when Headline CPI and Core CPI point in opposite directions.
Why US CPI Matters to Forex Traders
CPI can change what the market expects from the monetary policy of the US Federal Reserve (the Fed).
The chain of effects markets usually track:
CPI → inflation → Fed expectations → bond yields → USD → forex/gold
For example:
- CPI above forecast → stronger inflationary pressure → markets may expect the Fed to hold policy tight for longer → the USD is usually supported.
- CPI below forecast → inflationary pressure eases → expectations of tighter policy fade → the USD can weaken.
That said, this is not a fixed rule. Markets also react to Core CPI, positioning ahead of the release, rate expectations and other economic data.
The 4 US CPI Figures to Read Before You Trade
When the economic calendar shows four CPI numbers at once, read them in this order:
- Headline CPI YoY.
- Headline CPI MoM.
- Core CPI YoY.
- Core CPI MoM.
Headline CPI YoY & MoM
Headline CPI reflects the price change across the whole US basket of consumer goods and services, food and energy included.
- CPI YoY: compares prices with the same period a year earlier, showing the longer-run inflation trend.
- CPI MoM: compares with the previous month, capturing the most recent price pressure.
Read both, and compare Actual – Forecast – Previous to establish whether CPI is heating up or cooling down.
Core CPI YoY & MoM — the Figures to Watch Closely
Core CPI strips out food and energy to give a clearer read on underlying inflationary pressure.
- Core CPI YoY: compares core inflation with the same period a year earlier.
- Core CPI MoM: compares with the previous month, showing whether core inflation is accelerating or cooling.
Pay particular attention to Core CPI MoM, which usually reflects the underlying inflation trend faster. Bear in mind, though, that the Fed targets inflation on PCE, not CPI.
The Four Figures Side by Side
| Figure | What it means | What traders use it for |
|---|---|---|
| Headline CPI YoY | Overall inflation versus the same period last year | Identifying the longer-run inflation trend |
| Headline CPI MoM | Overall inflation versus the previous month | Assessing the latest price movement |
| Core CPI YoY | Core inflation versus the same period last year | Tracking underlying inflationary pressure |
| Core CPI MoM | Core inflation versus the previous month | Spotting whether core inflation is rising or slowing |
What is US Core CPI? It is the CPI measure that excludes food and energy — two groups that tend to swing sharply. That is why Core CPI is generally used to judge the underlying inflation trend more reliably than Headline CPI.
The 2026 US CPI Calendar & Where to Watch It Live
US CPI is normally released by the BLS once a month at 8:30 a.m. Eastern Time (ET).
The 2026 US CPI Calendar
Below are the 12 CPI releases taking place during 2026. Note that a CPI report generally covers data for the previous month.
| CPI period | Release date | Vietnam time (GMT+7) |
|---|---|---|
| December 2025 | 13 Jan 2026 | 20:30 |
| January 2026 | 13 Feb 2026 | 20:30 |
| February 2026 | 11 Mar 2026 | 19:30 |
| March 2026 | 10 Apr 2026 | 19:30 |
| April 2026 | 12 May 2026 | 19:30 |
| May 2026 | 10 Jun 2026 | 19:30 |
| June 2026 | 14 Jul 2026 | 19:30 |
| July 2026 | 12 Aug 2026 | 19:30 |
| August 2026 | 11 Sep 2026 | 19:30 |
| September 2026 | 14 Oct 2026 | 19:30 |
| October 2026 | 10 Nov 2026 | 20:30 |
| November 2026 | 10 Dec 2026 | 20:30 |
Check the official BLS CPI schedule before each release, since the timing can be updated.
What Time Is US CPI Released?
US CPI is normally released at 8:30 ET.
Converted to Vietnam time:
- 19:30 while the US is on Daylight Saving Time (EDT).
- 20:30 while the US is on standard time (EST).
So don’t assume US CPI is always released at 19:30, or always at 20:30.
The August 2026 US CPI in particular is scheduled by the BLS for 19:30 Vietnam time on 11 September 2026.
Official and Real-Time CPI Sources
There are three groups of sources worth following:
- BLS.gov
The official CPI data source of the US government. - Forex Factory Calendar
Good for Actual, Forecast and Previous alongside other forex events. Forex Factory lists the next CPI release as 11 September 2026. - Investing.com Economic Calendar
Shows Actual, Forecast, Previous and the CPI data history.
You can also follow CPI, Fed, Nonfarm Payrolls and other economic coverage in Backcom Insight.
How CPI Moves the USD, Gold & Forex
A common mistake is to assume:
CPI up = USD up, or CPI down = USD down
In reality, markets react far more strongly to:
Actual versus Forecast.
5 CPI Scenarios and How Markets React
| Scenario | USD | Gold XAU/USD | What it signals |
|---|---|---|---|
| CPI clearly above forecast | Usually positive | Usually under pressure | Inflation hot |
| CPI clearly below forecast | Usually negative | Usually supported | Inflation cool |
| CPI in line with forecast | Limited reaction | Limited reaction | Look to Core CPI |
| Headline hot, Core cool | Prone to two-way swings | Prone to sharp whipsaws | May be energy/food driven |
| Headline cool, Core hot | USD can still strengthen | Gold can still weaken | Core inflation still sticky |
These are typical reactions only — not fixed trading signals.
CPI Hot vs Cool — Opposite Effects
Traders generally use two terms:
CPI hot: inflation data higher than expected.
For example:
- Forecast: 3.2%
- Actual: 3.6%
The usual scenario:
CPI hot → more hawkish Fed expectations → yields rise → USD supported → gold under pressure
CPI cool: data lower than expected.
For example:
- Forecast: 3.4%
- Actual: 3.0%
The usual scenario:
CPI cool → less hawkish Fed expectations → yields fall → USD weakens → gold supported
What matters most is still the size of the surprise versus forecast.
Core Above Headline vs Headline Above Core — Sticky or Temporary
If Core CPI is higher or more persistent than Headline CPI, the price pressure may sit in underlying components such as housing and services. Markets typically treat that as harder to cool.
If Headline CPI rises faster than Core CPI, the cause is more likely to be:
- Oil.
- Gasoline.
- Electricity.
- Food.
Those shocks are more likely to be temporary — but don’t assume they are certain to reverse.
So look at the components driving CPI rather than the headline number alone.
How to Read the CPI Report: A Guide for New Traders
To read CPI effectively, work through the process below rather than entering a trade the moment the first number appears.
6 Steps to Read the CPI Report in the First 30 Minutes
A 5-Point Checklist Before the Release
Around 30 minutes before CPI, check:
- The Forecast and Previous for all four CPI figures.
- Any open forex/gold positions.
- Your Stop Loss and maximum risk.
- Key support and resistance zones.
- The schedule and any other data landing at the same time.
Above all, don’t raise your leverage just because you have a hunch about where CPI will land.
Trading around CPI can widen spreads and push up your trading costs. If you trade forex regularly, it is worth reading how Backcom Forex works to understand how part of those costs can be claimed back.
Summary
US CPI is a major inflation release capable of moving the USD, forex and gold sharply. Reading it well, though, is about more than whether the number went up or down.
Focus on four things:
- Headline CPI YoY & MoM.
- Core CPI YoY & MoM.
- Actual versus Forecast.
- How the USD and yields actually respond afterwards.
Of these, Actual vs Forecast generally matters more than simply comparing CPI with the previous period.
For newer traders, prioritising risk management and waiting for the market to confirm is usually wiser than trying to predict the direction of the first candle.
Frequently Asked Questions (FAQ)
What time is US CPI released in Vietnam time?
US CPI is usually released at 19:30 or 20:30 Vietnam time, depending on whether the US is on daylight saving time.
What is the forecast for August 2026 US CPI?
Forecasts can change ahead of the release. Check the latest Forecast on the BLS, Forex Factory or Investing.com.
Is rising CPI good or bad for the USD?
Generally, CPI above forecast supports the USD, while CPI below forecast can weaken it.
What is Core CPI and how does it differ from Headline CPI?
Headline CPI covers the full basket, while Core CPI excludes food and energy to give a clearer read on underlying inflation.
How does US CPI affect forex?
CPI moves Fed rate expectations and the strength of the USD, which in turn drives pairs such as EUR/USD, GBP/USD and USD/JPY.
How does US CPI affect gold?
CPI above forecast usually weighs on gold, while CPI below forecast usually supports it — though the outcome still depends on the USD and US bond yields.
