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India Monsoon Ends With 12.6–13% Rainfall Deficit

A strengthening El Niño expected to persist into early 2027 is likely to keep October–December rains below normal, raising risks to rabi sowing, reservoir levels, food prices.

Overview

  • The India Meteorological Department said the southwest monsoon closed on September 30 with about 759.4 mm of rain, roughly 87% of the long‑period average and the fourth‑lowest seasonal total since 2001.
  • IMD and global models attribute the shortfall primarily to a strengthening El Niño that the agency expects to remain a dominant climate signal through the post‑monsoon and winter months.
  • Rainfall was highly uneven, with South Peninsular and East & Northeast India recording the largest deficits, 282 districts classified as deficient, and the East & Northeast region posting its lowest seasonal total on record since 1901.
  • A weak June that was about 35% below normal delayed kharif sowing, reported cultivated area remained marginally below last year, and live storage in many major reservoirs was reported lower than a year earlier, all of which heighten concern for rabi planting and yields.
  • The season featured extreme week‑to‑week swings in rainfall that masked local extremes, IMD forecasts below‑normal October rainfall (<85% of LPA), and officials warn close tracking of soil moisture, reservoir levels and winter‑crop sowing is now critical.