EconomySaturday, 23 May 2026·https://testbook.com/current-affairs/23-may-2026-daily-current-affairs

NCDEX launches RAINMUMBAI, India’s first exchange-traded rainfall weather derivative

NCDEX launched RAINMUMBAI on 21 May 2026 as India’s first exchange-traded weather derivative contract for Mumbai rainfall.

Key highlights

Direct fact

On 21 May 2026, the National Commodity & Derivatives Exchange (NCDEX) launched RAINMUMBAI, India’s first exchange-traded weather derivative contract, to trade Mumbai rainfall deviations.

Key specifics

  • NCDEX developed the product in collaboration with IIT Bombay.
  • The contract uses rainfall data from the India Meteorological Department (IMD).
  • It is based on the Cumulative Deviation Rainfall (CDR) model and the Long Period Average (LPA).
  • RAINMUMBAI is available for the monsoon months of June, July, August and September.
  • The contracts are cash-settled and are designed to hedge risks in agriculture, power, logistics, construction and tourism.

Exam lens

Economy and financial markets question, NCDEX, IIT Bombay, IMD, CDR model, LPA, June to September — TNPSC may ask what a weather derivative is and why it matters for monsoon-linked sectors.

NCDEXweather derivativeIMDIIT Bombay
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