NCDEX Launches India's First Weather Derivative Linked to Mumbai Rains—Will Farmers Benefit?
The National Commodity and Derivatives Exchange (NCDEX) has announced the launch of India's first official weather derivative, set to commence on June 1st. It is named RAINMUMBAI. This constitutes a type of futures contract that will enable individuals to hedge against the risks arising from the uncertainty of rainfall in Mumbai. It offers protection against financial losses—which typically occur when rainfall is either excessive or insufficient—for stakeholders such as farmers, construction firms, power companies, and others associated with this sector.
**What are the benefits of RAINMUMBAI?**
RAINMUMBAI has been designed for a diverse group of stakeholders, including farmers, construction companies, power utilities, banks holding agricultural loan portfolios, and logistics operators. All these entities will receive financial coverage against losses resulting from either a deficit or an excess of rainfall in Mumbai.
This serves as a robust risk management tool that complements—and indeed goes beyond—traditional mechanisms such as government assistance and insurance. Its launch marks the emergence of a new asset class in India—weather-linked financial products. This represents a significant stride toward substantially strengthening India's climate risk management framework.
Key Product Details
Contract Type: Futures Contract (Agreement for future buying and selling)
Commodity Name: Weather Derivatives (Mumbai Rainfall)
Ticker Symbol: RAINMUMBAI
Base Location: Mumbai
Underlying Asset: Deviation in rainfall relative to the LPA (Long Period Average)
Tick Size: 1 millimeter (1 mm)
Lot Multiplier: ₹50 per millimeter
Maximum Order Size: 50 Lots
Settlement: Cash Settlement (Monetary transaction; no physical delivery of goods required)
Data Source: IMD (India Meteorological Department) surface rainfall data + Automatic Weather Stations (AWS) installed at Santacruz and Colaba
Trading Hours: Monday to Friday — 10:00 AM to 11:30 PM / 11:55 PM
Daily Price Limit (DPL): Initial 6%, Extended 3%, Total 9%
Last Trading Day: The business day immediately preceding the last calendar day of the contract's expiry month
Final Settlement Price (FSP): Determined based on the actual rainfall in Mumbai (LPA Deviation) recorded on the day following the Last Trading Day.
What did the MD and CEO of NCDEX say?
Dr. Arun Raste, MD and CEO of NCDEX, stated, "India has lived with the uncertainties of the monsoon for centuries. 'RAINMUMBAI' provides all stakeholders with a standardized and scientific instrument to manage this uncertainty." According to the exchange, this contract has been designed to protect market participants from financial losses resulting from excess or deficient rainfall. The settlement for this contract will be conducted in cash. It will track the deviation of actual rainfall in Mumbai—during the monsoon season (June–September)—from its Long Period Average (LPA).
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