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WPI Inflation Rises to 9.92% in August 2026 on Fuel and Food Prices

India's wholesale price inflation rose to 9.92% in August 2026 from 9.78% in July 2026. The Ministry of Commerce and Industry released the figures on 14 September 2026 on the Wholesale Price Index series with base year 2022-23. Fuel and Power was the sharpest mover, at 22.93% against 20.05% a month earlier, while Primary Articles eased to 7.76%. The WPI Food Index rose to 7.05%. The ministry attributed the increase to mineral oils, food articles, basic metals and chemicals. August was the fourth consecutive month with wholesale inflation above 9%.

What Happened

The Ministry of Commerce and Industry released the Wholesale Price Index numbers for August 2026 on 14 September 2026. Wholesale inflation rose to 9.92% from 9.78% in July 2026, taking the all-commodities index to 110.8 from 110.0. The dominant driver was Fuel and Power, where inflation jumped to 22.93% from 20.05% in a single month. Manufactured Products edged up to 8.37%, while Primary Articles actually eased to 7.76% from 8.52%. The ministry named mineral oils, food articles, food products, basic metals, non-food articles and chemical products as the categories behind the increase.

When & Where

The reference month is August 2026 and the release date is 14 September 2026. The index is an all-India measure of prices at the wholesale or first point of bulk transaction, and the series in use carries base year 2022-23. Alongside the WPI, the release also carried the Output Producer Price Index, which recorded 9.81% for the month.

Who Is Involved

  • Ministry of Commerce and Industry — the ministry under which the Wholesale Price Index is compiled and released each month.
  • Office of the Economic Adviser — the office within that ministry responsible for the WPI and the Producer Price Indices.
  • Reserve Bank of India — not the target-setter for this index, but a user of it, since wholesale price pressure eventually passes into retail prices.
  • Producers, wholesalers and bulk buyers — the transaction level at which these prices are collected, as distinct from the retail counters covered by the Consumer Price Index.

How It Works

  1. Prices are collected at the wholesale or first bulk-sale stage, not from retail shops, so the index reflects what producers and traders charge each other rather than what households pay.
  2. Items are grouped into three major heads — Primary Articles, Fuel and Power, and Manufactured Products — each with its own index number and inflation rate.
  3. Each group's movement is weighted by its share in the total value of wholesale transactions, so a large swing in a low-weight group may move the headline less than a small swing in a high-weight one.
  4. The group indices combine into the all-commodities index, which stood at 110.8 in August 2026 on the base 2022-23 series.
  5. Inflation is reported as the year-on-year percentage change in that index, which is why Primary Articles can show a falling inflation rate (8.52% to 7.76%) while its index number still rises (117.2 to 118.1).
  6. Because the WPI has no services component, price pressure in services shows up in the Consumer Price Index but not here — a structural reason the two measures diverge.

Why It Matters

  • Price transmission angle: wholesale prices feed into retail prices with a lag, so 9.92% wholesale inflation signals continuing cost pressure in the pipeline.
  • Sectoral angle: Fuel and Power at 22.93% is by far the sharpest group, and energy costs enter almost every other product's cost structure.
  • Analytical angle: the gap between wholesale inflation at 9.92% and the far lower retail inflation released the same day illustrates that the two indices measure different baskets at different transaction stages.
  • Industrial angle: Manufactured Products inflation at 8.37% squeezes margins for firms that cannot pass input costs on to buyers.

Historical Background

The Wholesale Price Index was for many years India's headline inflation indicator, before consumer price inflation replaced it as the anchor for monetary policy. The WPI has continued as the principal measure of price pressure at the wholesale level, and the series is rebased periodically so that the basket of commodities reflects current production and trade patterns. The August 2026 figures are computed on the series with base year 2022-23, which also carries the Producer Price Indices alongside the WPI.

Previous Related Events

  • July 2026: wholesale inflation was 9.78%, with the all-commodities index at 110.0, Fuel and Power at 20.05%, Primary Articles at 8.52% and Manufactured Products at 8.29%.
  • The three months before August 2026: wholesale inflation was already above 9%, which is why August 2026 was the fourth consecutive month above that level.
  • 14 September 2026: the Ministry of Commerce and Industry published the August figures on the base 2022-23 series, alongside the Output Producer Price Index at 9.81%.

Static GK Connection

  • Wholesale Price Index: measures the average change in prices of goods traded in bulk at the wholesale stage. It covers goods only; services are outside its scope.
  • Three major groups of the WPI: Primary Articles, Fuel and Power, and Manufactured Products. Every WPI question ultimately tests whether a candidate knows these three heads and which ministry publishes them.
  • WPI versus CPI: the WPI is released by the Ministry of Commerce and Industry and covers wholesale transactions in goods; the Consumer Price Index is released by the Ministry of Statistics and Programme Implementation and covers retail purchases of goods and services by households. Only the CPI is the target variable for India's inflation targeting framework.
  • Producer Price Index: a measure of price change from the producer's perspective, published alongside the WPI on the current series; the Output Producer Price Index stood at 9.81% in August 2026.
  • Base year: the reference period set equal to 100. Here it is 2022-23 for the WPI, which is a different base from the 2024=100 used for the Consumer Price Index — a frequent source of confusion.

India & World Comparison

At 9.92%, India's wholesale inflation in August 2026 was running far above its retail inflation for the same month, a divergence driven largely by Fuel and Power at 22.93%. Because most countries publish a producer price index rather than a wholesale price index, and the baskets are not directly comparable, no verified cross-country ranking of wholesale inflation for August 2026 was available from the sources fetched for this item. The comparison is therefore stated qualitatively: India's wholesale-level price pressure in this month was concentrated in energy and metals, categories that are globally traded and therefore reflect world prices as much as domestic conditions.

Future Impact

  • Fuel and Power inflation at 22.93% will decide the direction of the headline number in coming months; a reversal in mineral oil prices would pull the index down quickly.
  • Sustained wholesale inflation above 9% for four consecutive months raises the likelihood of pass-through into retail prices later in the year.
  • Manufactured Products inflation at 8.37% will be watched for its effect on corporate input costs and margins in the next results season.
  • The next monthly WPI release, on the same base 2022-23 series, will show whether the easing in Primary Articles from 8.52% to 7.76% continues.

🔑 Key Points for Revision

  • WPI wholesale inflation in August 2026: 9.92%.
  • July 2026 wholesale inflation: 9.78%.
  • Released by the Ministry of Commerce and Industry on 14 September 2026.
  • WPI series base year: 2022-23.
  • All-commodities index: 110.8 in August 2026, 110.0 in July 2026.
  • Fuel and Power inflation: 22.93% in August, 20.05% in July.
  • Primary Articles inflation: 7.76% in August, down from 8.52% in July.
  • Manufactured Products inflation: 8.37% in August, 8.29% in July.
  • WPI Food Index: 7.05% in August, 6.65% in July.
  • Primary Articles index: 118.1 in August, 117.2 in July.
  • Fuel and Power index: 108.3 in August, 105.4 in July.
  • Manufactured Products index: 108.8 in August, 108.4 in July.
  • Output Producer Price Index: 9.81% in August 2026.
  • Drivers named: mineral oils, food articles, food products, basic metals, non-food articles, chemical products.
  • Fourth consecutive month with wholesale inflation above 9%.
  • WPI covers goods only; services are outside its scope.
  • WPI comes from the Ministry of Commerce and Industry, CPI from MoSPI.

🧠 Concept Link (Static GK Deep Dive)

Core Concept: The Wholesale Price Index and price measurement at the wholesale stage

  • Definition: the Wholesale Price Index measures the average change over time in the prices of goods traded in bulk at the wholesale or first point of sale.
  • Institutional basis: the index is compiled and released by the Office of the Economic Adviser under the Ministry of Commerce and Industry.
  • Economic principle: wholesale prices sit upstream of retail prices, so movements here tend to pass through to consumer prices with a lag, depending on how much margin traders and retailers can absorb.
  • Link to this event: wholesale inflation at 9.92% in August 2026, with Fuel and Power at 22.93%, represents exactly that upstream cost pressure.
  • Origin & History: the WPI was India's headline inflation measure before the consumer price measure took over as the policy anchor; the WPI now serves as the wholesale-level indicator.
  • Key milestone 1: the current series carries base year 2022-23, and all August 2026 figures are computed on it.
  • Key milestone 2: the same series also publishes Producer Price Indices; the Output Producer Price Index stood at 9.81% in August 2026.
  • Related measures: the Consumer Price Index for retail prices, the Producer Price Index for producer-stage prices, and the WPI Food Index, which was 7.05% in August 2026.
  • Nodal Ministry / Body: Ministry of Commerce and Industry for the WPI; Ministry of Statistics and Programme Implementation for the CPI.
  • India-specific relevance: India is among the few major economies that still publish a wholesale price index as a distinct headline series alongside a producer price index.
  • Global comparison: most economies publish a producer price index rather than a wholesale price index, which is why cross-country wholesale inflation comparisons are unreliable without adjustment.
  • Data point: the all-commodities WPI index number was 110.8 in August 2026 on base 2022-23.
  • Common exam angle: which ministry releases the WPI, its three major groups, its base year, and the difference between WPI and CPI coverage.
  • Easy memory hook: "WPI = wholesale, goods only, Commerce Ministry, base 2022-23 — August 9.92%, fuel 22.93%."

❓ Practice MCQs


Q1. India's WPI-based wholesale inflation in August 2026 was: [Easy]

A) 9.78%

B) 9.92%

C) 9.81%

D) 7.05%

Answer: B

Explanation: Wholesale inflation was 9.92% in August 2026, up from 9.78% in July 2026.


Q2. Which ministry releases India's Wholesale Price Index? [Easy]

A) Ministry of Commerce and Industry

B) Ministry of Statistics and Programme Implementation

C) Ministry of Finance

D) Ministry of Consumer Affairs, Food and Public Distribution

Answer: A

Explanation: The WPI is compiled and released under the Ministry of Commerce and Industry; the CPI comes from MoSPI.


Q3. The August 2026 WPI figures were computed on which base year? [Moderate]

A) 2011-12

B) 2024

C) 2022-23

D) 2004-05

Answer: C

Explanation: The WPI series in use carries base year 2022-23, unlike the CPI series, which uses 2024=100.


Q4. Which WPI group recorded the sharpest inflation in August 2026? [Moderate]

A) Primary Articles

B) Manufactured Products

C) WPI Food Index

D) Fuel and Power

Answer: D

Explanation: Fuel and Power inflation was 22.93% in August 2026, well above Primary Articles at 7.76% and Manufactured Products at 8.37%.


Q5. Primary Articles inflation in August 2026 compared with July 2026: [Moderate]

A) Rose from 7.76% to 8.52%

B) Eased from 8.52% to 7.76%

C) Stayed unchanged at 8.52%

D) Eased from 9.78% to 9.92%

Answer: B

Explanation: Primary Articles inflation eased to 7.76% in August 2026 from 8.52% in July 2026, even as headline wholesale inflation rose.


Q6. The all-commodities WPI index number in August 2026 was: [Tricky]

A) 108.3

B) 110.0

C) 110.8

D) 118.1

Answer: C

Explanation: The all-commodities index was 110.8 in August 2026 against 110.0 in July 2026; 118.1 was the Primary Articles index and 108.3 the Fuel and Power index.


Q7. Which of the following is correct about the coverage of the Wholesale Price Index? [Tricky]

A) It covers goods and services at the retail stage

B) It covers goods only, at the wholesale or bulk transaction stage

C) It covers only imported goods

D) It covers services only

Answer: B

Explanation: The WPI covers goods traded in bulk at the wholesale stage; services lie outside its scope, which is one reason it diverges from the CPI.


Q8. August 2026 marked how many consecutive months of wholesale inflation above 9%? [Tricky]

A) Second

B) Third

C) Fourth

D) Fifth

Answer: C

Explanation: August 2026 was the fourth consecutive month in which wholesale inflation remained above the 9% level.


📜 Previous Year Question Style (PYQ)


PYQ 1:

Which of the following is NOT one of the three major groups of India's Wholesale Price Index?

A) Primary Articles

B) Fuel and Power

C) Manufactured Products

D) Services

Answer: D

Explanation: The WPI has three major groups — Primary Articles, Fuel and Power, and Manufactured Products. Services are not covered by the WPI.


PYQ 2:

Consider the following statements about India's wholesale price inflation in August 2026:

  1. Headline WPI inflation was 9.92%.

  2. Fuel and Power inflation was higher than Manufactured Products inflation.

  3. Primary Articles inflation rose compared with the previous month.

Which of the above statements is/are correct?

A) 1 only

B) 1 and 2 only

C) 2 and 3 only

D) All of the above

Answer: B

Explanation: Statements 1 and 2 are correct — headline inflation was 9.92% and Fuel and Power at 22.93% exceeded Manufactured Products at 8.37%. Statement 3 is wrong because Primary Articles inflation eased from 8.52% to 7.76%.


PYQ 3:

Assertion (A): India's wholesale price inflation and retail price inflation for August 2026 differed sharply from each other.

Reason (R): The Wholesale Price Index and the Consumer Price Index cover different baskets at different stages of transaction, and only the CPI includes services.

A) Both A and R are true, and R is the correct explanation of A

B) Both A and R are true, but R is not the correct explanation of A

C) A is true but R is false

D) A is false but R is true

Answer: A

Explanation: Wholesale inflation was 9.92% in August 2026 while retail inflation was far lower, and the difference in coverage — wholesale goods against retail goods and services — is the structural reason for such divergence.


✍️ Mains Answer Pointers

Question 1 (150 words): Explain why India's wholesale price inflation and retail price inflation can move far apart, using the August 2026 data.

Wholesale and retail inflation can move far apart because the two indices measure different things at different points in the supply chain.

The Wholesale Price Index, released by the Ministry of Commerce and Industry on the base 2022-23 series, captures prices of goods traded in bulk and excludes services entirely. In August 2026 it recorded 9.92% inflation, driven mainly by Fuel and Power at 22.93%. The Consumer Price Index, released by a different ministry on a different base, captures retail prices of goods and services actually bought by households, and produced a much lower figure for the same month.

Three structural factors explain the gap: the absence of services from the WPI basket, the different weights each index assigns to energy and food, and the margin absorbed by traders and retailers between the wholesale and retail stages.

The practical implication is that wholesale pressure may still pass through to retail prices with a lag.


Question 2 (250 words): Sustained wholesale inflation above 9% poses distinct challenges for Indian industry and policy. Discuss with reference to the August 2026 data.

Sustained wholesale price inflation is a cost-side problem rather than a demand-side one, and the August 2026 data brings that distinction out clearly.

Wholesale inflation stood at 9.92% in August 2026, up from 9.78% in July, taking the all-commodities index to 110.8 from 110.0. Critically, this was the fourth consecutive month above 9%. Persistence of that kind is what turns a price shock into an embedded cost structure.

The composition is where the difficulty lies. Fuel and Power inflation was 22.93%, up sharply from 20.05% a month earlier, and the ministry named mineral oils, basic metals and chemical products among the drivers. Energy and metals are intermediate inputs that enter the cost of nearly everything else, so pressure here propagates across sectors. Manufactured Products inflation of 8.37% is evidence that the propagation is already under way. Meanwhile Primary Articles inflation eased from 8.52% to 7.76%, showing that the pressure is not agricultural in origin.

For industry, the squeeze falls on firms that buy energy and metals but sell into competitive markets where costs cannot be passed on; margins absorb the difference. For policy, the challenge is that monetary tightening does not address imported energy costs, while the alternative levers — duty adjustments, strategic reserves and freight or logistics interventions — sit with the government rather than the central bank.

The balanced conclusion is that the response must be primarily supply-side and fiscal. The concrete way forward is to monitor the pass-through from the 22.93% fuel group into retail prices, and to calibrate duties and supply management before that transmission becomes entrenched.


⚠️ Examiner Trap

  • Trap 1: Students confuse the base years of the two price indices. The correct fact is that the Wholesale Price Index figures for August 2026 use base year 2022-23, while the Consumer Price Index uses base year 2024=100.
  • Trap 2: A common wrong assumption is that the Wholesale Price Index covers services as well as goods. The reality is that the WPI covers goods only; services fall outside its scope, which is one reason it diverges from the CPI.
  • Trap 3: Many students miss that a falling inflation rate is not a falling price. Always remember that Primary Articles inflation eased from 8.52% to 7.76% while the Primary Articles index itself still rose, from 117.2 to 118.1.

🧭 Exam Tip

  • Prelims: memorise the headline pair (9.92% in August, 9.78% in July), the base year 2022-23, the three major groups, and Fuel and Power at 22.93%.
  • Mains: use this in GS-III answers on inflation, cost-push pressure and industrial competitiveness; the analytical point is that wholesale inflation is a cost-side problem needing supply-side answers.
  • Interview: expect a question on why India publishes both a WPI and a CPI and which one should guide policy; a balanced answer noting the CPI's role as the policy anchor is expected.
  • Prediction: a Prelims question pairing each index with its releasing ministry and base year is highly likely, as is a statement-based question on what the WPI does and does not cover.