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India monsoon rainfall deficit and uneven weather patterns

Updated 9 times since CLSTR started tracking revisions of this situation.

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2026-09-18 02:47 UTC → 2026-09-20 02:50 UTC · added removed

India continues to face a significant monsoon deficit, with cumulative national rainfall recorded at 14 approximately 14.9 percent below the long-period average by late August as of September 19, 2026. The India Meteorological Department (IMD) attributed this trend to has placed the monsoon trough remaining near season in the Himalayan foothills rather deficient category. The southwest monsoon has begun its withdrawal from west Rajasthan, occurring slightly later than advancing into central India. By early September, the season is characterized by a paradoxical pattern where cumulative rainfall remains below average, yet the country faces severe flooding and landslides, particularly in Kerala. historical average of September 17. Regional deficits are intensifying. disparities remain severe. In Meghalaya, the state recorded a 59 percent rainfall deficit as of September 15, making it the state with the highest deficit in the country. Ten of its eleven districts reported below-normal rainfall, with including West Jaintia Hills seeing a at 79 percent shortage. This deficit poses and East Khasi Hills at 53 percent; only South West Khasi Hills reported a threat to the state’s economy, as 58 percent surplus. This shortage threatens an economy where 77 percent of the working population is engaged in agriculture. In Madhya Pradesh, the state Broadly, 14 states—including Bihar, Punjab, and Haryana—report rainfall deficits exceeding 20 percent. South peninsular India faces a 28.5 percent deficit, while east and northeast India show a 25.7 percent shortfall. Notably, Kerala has recorded experienced a 6 28 percent deficit relative to the expected average, with 31 districts reporting deficiencies. While eastern regions have seen slightly above-normal rainfall, western districts like the Indore-Ujjain division face deficits of up to 55 percent. A low-pressure system deficit, impacting vital reservoirs and hydel power generation, particularly in the Bay of Bengal, expected to activate around September 9-10, is predicted to influence weather patterns by mid-September, potentially bringing heavy rain to districts such as Chhatarpur, Panna, Damoh, Idukki and Katni. Wayanad districts. The overall outlook has remains weakened due to by strengthening El Niño conditions and conditions. Meteorologists indicate the season could conclude with a neutral Indian Ocean Dipole. The IMD projects that September rainfall may fall below 91 percent national deficit of the long-period average. more than 10 percent.

Versions

  1. 2026-09-20 02:50 UTC India monsoon rainfall deficit and uneven weather patterns
  2. 2026-09-18 02:47 UTC India monsoon rainfall deficit and uneven weather patterns
  3. 2026-09-09 05:02 UTC India monsoon rainfall deficit and uneven weather patterns
  4. 2026-09-05 05:01 UTC India monsoon rainfall deficit and uneven weather patterns
  5. 2026-09-04 10:28 UTC India monsoon rainfall deficit and uneven weather patterns
  6. 2026-09-02 16:01 UTC India monsoon rainfall deficit and uneven weather patterns
  7. 2026-09-02 03:21 UTC India monsoon rainfall deficit
  8. 2026-08-28 12:25 UTC India monsoon rainfall deficit
  9. 2026-08-28 09:21 UTC India monsoon rainfall deficit
  10. 2026-08-25 07:26 UTC India monsoon rainfall deficit

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