Weaker monsoon prediction, Iran war cloud growth outlook
The ongoing US-Israel war on Iran has triggered the largest supply disruption in the history of the global oil market, with the Strait of Hormuz largely bloc...
What Happened
- The ongoing US-Israel war on Iran has triggered the largest supply disruption in the history of the global oil market, with the Strait of Hormuz largely blocked since late February 2026.
- India's crude oil imports through the Strait of Hormuz plunged from 2.8 million barrels per day in February to approximately 247,000 barrels per day in April 2026, creating a severe energy supply crunch.
- Simultaneously, private weather forecasters raised concerns about a potentially weaker-than-expected monsoon, adding a dual downside risk to India's economic growth — high import costs from the oil shock alongside potential agricultural shortfalls.
- The average price of India's crude basket surged from $69 per barrel in February 2026 to $113 per barrel in March, significantly widening India's import bill.
- Analysts estimate that a sustained $10 per barrel increase in crude prices raises India's annual import bill by $13–14 billion, widens the current account deficit, and weakens the rupee.
Static Topic Bridges
The Strait of Hormuz and India's Energy Vulnerability
The Strait of Hormuz is a narrow waterway between the Persian Gulf and the Gulf of Oman, roughly 33 km wide at its narrowest point. It is the world's most critical oil chokepoint, through which approximately 20% of global oil trade and 25–30% of global LNG trade passes.
- About 50% of India's crude oil imports and most of its LPG supplies pass through the Strait of Hormuz.
- India is the world's third-largest oil importer and second-largest LPG consumer.
- 60% of India's LPG demand is met by imports, the vast majority transiting the Strait.
- During the 2026 crisis, a "dual blockade" emerged — Iran blocked outbound shipping while the US blockaded Iranian ports from 13 April onwards.
Connection to this news: The Iran war has directly exposed India's deep energy dependence on Gulf supply routes, turning a geopolitical conflict thousands of kilometres away into a domestic inflation and current account crisis.
India's Monsoon-Economy Nexus
The southwest monsoon (June–September) is the lifeline of Indian agriculture, directly affecting approximately 52% of the country's net sown area that remains unirrigated. Monsoon variability has cascading effects on food inflation, rural consumption, and GDP growth.
- IMD's Long Range Forecast (LRF), typically released in April, classifies rainfall relative to the Long Period Average (LPA) — above normal (>104%), normal (96–104%), below normal (90–95%), or deficient (<90%).
- A below-normal monsoon typically reduces kharif crop output, pushes food inflation up, and depresses rural demand by 2–4% relative to a normal monsoon year.
- The IMD's official May 2025 forecast projected 105–106% of LPA (above normal), but private agencies warned of greater uncertainty, citing El Niño-like sea surface temperature patterns and disrupted Indian Ocean Dipole conditions.
- West Asia conflicts raise oil prices, which in turn raises fertiliser prices (urea, DAP are petroleum-derived or energy-intensive), amplifying any agricultural stress from poor rains.
Connection to this news: A weaker monsoon prediction, layered on top of oil-shock-driven cost pressures, creates a "dual adverse supply shock" — the same combination that triggered India's stagflationary episodes in 2008 and 2022.
India's GDP Growth and External Sector Risks
India's economy is structurally oil-import-dependent. Oil and petroleum products typically constitute 20–25% of India's total import bill. The external sector responds to oil price shocks through three channels: higher import costs (trade deficit), imported inflation (current account pressure), and currency depreciation (rupee weakening raises import costs further).
- RBI projected India's real GDP growth at 6.5%–7.3% for FY 2025-26 under baseline assumptions.
- A sustained oil price shock at $110–$140 per barrel could trim GDP growth by 0.5–1.5 percentage points, depending on duration and government response (subsidy absorption vs. price pass-through).
- The RBI uses a rule of thumb: every $10/barrel rise in crude reduces GDP growth by ~0.2–0.3 percentage points and widens the current account deficit by ~0.4% of GDP.
- India began sourcing oil from alternate suppliers — including Russia (competing with China for limited supply) and revived imports from Iran itself after a seven-year hiatus.
Connection to this news: Forecasters downgrading India's growth outlook in late April 2026 are simultaneously accounting for two headwinds — the Iran war-driven oil shock and monsoon uncertainty — both of which would hit the same economic pressure points: inflation, rural incomes, and the current account.
Key Facts & Data
- Strait of Hormuz handles approximately 20% of global oil trade and ~25% of global LNG trade.
- About 50% of India's crude oil imports transit the Strait of Hormuz.
- India's crude basket price: ~$69/barrel (February 2026) → ~$113/barrel (March 2026).
- Each $10/barrel crude price increase raises India's annual import bill by ~$13–14 billion.
- India imports roughly 85% of its crude oil requirements (FY 2024-25).
- IMD's Long Period Average (LPA) for monsoon rainfall is calculated over the 1971–2020 baseline period (50-year average).
- El Niño (warming of central/eastern Pacific) is typically associated with below-normal Indian monsoon; La Niña with above-normal.
- Indian Ocean Dipole (IOD): positive IOD typically enhances monsoon; negative IOD suppresses it.
- RBI GDP growth forecast for FY26: 6.5%–7.3% (pre-crisis projections; Iran war introduced downside risks).
- India's net oil import bill is approximately $100–$120 billion annually under normal conditions.