WPI inflation at 8.3% in April 2026 on fuel and metal prices
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WPI inflation (base 2011-12) jumped to 8.30% in April 2026, up from 3.88% in March. Fuel & Power inflation was 24.71% and crude petroleum 88.06%. Primary articles rose 9.17% and manufactured products 4.62%. Food index inflation stayed low at 2.31%. CPI inflation for April was only 3.48%, so producers felt the oil shock first.
- Release
- DPIIT, 14 May 2026; base 2011-12; provisional
- Headline WPI
- 8.30% (April 2026); 3.88% (March); 2.26% (Feb, final)
- Month on month
- +3.86% over March 2026
- Fuel & Power
- 24.71% YoY; weight 13.15%
- Crude petroleum
- 88.06% YoY; mineral oils up 29.37% in one month
- CPI contrast
- 3.48% retail inflation, April 2026 (base 2024)
WPI inflation for April 2026: what happened?
WPI tracks prices at the factory gate and the wholesale market. CPI tracks what households pay. In April 2026 the two moved far apart. The gap tells you an oil shock was hitting producers first.
- The rise came mainly from mineral oils, crude petroleum and natural gas, basic metals, other manufacturing and non-food articles.
- 21 of 22 NIC two-digit manufacturing groups saw prices rise over March.
- Food index inflation rose only from 1.85% to 2.31%.
- Response rate for April was 96.7%; May WPI is due on 15 June 2026.
What is WPI and who compiles it?
- The Wholesale Price Index is compiled by DPIIT’s Office of the Economic Adviser. It is released on the 14th of every month with a two-week lag.
- Current base is 2011-12. It has three major groups: Primary Articles, Fuel & Power, and Manufactured Products. Provisional numbers are frozen after 10 weeks.
Which groups drove WPI in April 2026?
| Group (weight %) | Feb-26 (F) | Mar-26 (P) | Apr-26 (P) |
|---|---|---|---|
| All commodities (100.00) | 2.26 | 3.88 | 8.30 |
| Primary articles (22.62) | 3.21 | 6.36 | 9.17 |
| Fuel & Power (13.15) | -3.85 | 1.05 | 24.71 |
| Manufactured products (64.23) | 3.13 | 3.39 | 4.62 |
| Food index (24.38) | 1.85 | 1.85 | 2.31 |
Source: DPIIT release, 14 May 2026. F = final, P = provisional.
Why does WPI inflation for April 2026 matter?
| Angle | What to note |
|---|---|
| Economy | Input costs rising fast can later pass to CPI. |
| Energy | Crude and fuel items carry the jump; oil import exposure shows. |
| Policy | RBI targets CPI, but a wide WPI–CPI gap signals margin pressure on firms. |
| Statistics | WPI still runs on 2011-12 base while CPI moved to base 2024. |
What are the challenges in WPI inflation for April 2026?
- Pass-through risk: high fuel WPI can push up transport and goods prices for households later.
- Provisional data can be revised; read with the final number 10 weeks later.
- Old base year 2011-12 weights may not match today’s economy.
What should be done next on WPI inflation for April 2026?
- Watch whether the May print and CPI start to converge.
- Track mineral oil prices and the West Asia supply situation.
What can Prelims ask on WPI inflation for April 2026?
- WPI is released by DPIIT (Office of the Economic Adviser), Ministry of Commerce & Industry.
- April 2026 WPI 8.30%; Fuel & Power 24.71%; Manufactured products weight 64.23%.
- CPI April 2026 was 3.48% on base 2024.
How to write about WPI inflation for April 2026 in Mains
Practice question (10 marks, 150 words): Why can WPI and CPI inflation diverge sharply? Illustrate with the April 2026 data.
- Intro: 8.30% WPI vs 3.48% CPI.
- Basket difference: fuel and metals weigh more in WPI.
- Timing: producer prices move first.
- Policy meaning for RBI and firms.
- Conclusion: watch pass-through.
How to use this in Mains
- As per PIB (2026-05-14): WPI inflation (base 2011-12) was 8.3% in April 2026, led by mineral oils, crude petroleum and natural gas, basic metals and non-food articles.
- Rising input costs squeeze industry's margins.
Quotable data pointWPI inflation (base 2011-12) was 8.3% in April 2026, led by mineral oils, crude petroleum and natural gas, basic metals and non-food articles.
PIB: Commerce: WPI April 2026, 14 May 2026
Exam angle
Prelims: WPI vs CPI.
Practice MCQs
Original practice questions (not PYQs).
Which major group has the largest weight in WPI (base 2011-12)?
Answer (c) & explanation
Manufactured products carry 64.23% weight (DPIIT, 14 May 2026).
WPI inflation for April 2026 (provisional) was
Answer (c) & explanation
DPIIT release, 14 May 2026: 8.30%.
Questions students ask about this
What was WPI inflation in April 2026?
8.30% (provisional), up from 3.88% in March 2026.
Which group rose the most?
Fuel & Power, at 24.71% year on year.
Who releases WPI?
DPIIT's Office of the Economic Adviser, Ministry of Commerce & Industry.
Why was CPI much lower?
CPI was 3.48% because household baskets give more weight to food, which stayed mild, and less to crude and metals.
Keep studying
Go deeper
Official source: PIB: Commerce: WPI April 2026, 14 May 2026
facts from cited sources only; faculty review pending