What is the role of the Southwest monsoon in northwest India

Exploring the impact and possible timeline of the retreat of the Southwest monsoon in northwest India.
The Southwest monsoon plays a crucial role in northwest India as it brings the majority of its annual rainfall. Here are the key points regarding its role and the impact of its retreat:
  • The Southwest monsoon begins in June and reaches northwest India by late June or early July.
  • It provides over 70% of the region's annual rainfall, vital for agriculture, irrigation, and water supply.
  • The monsoon winds bring relief from the scorching heat and cool down the temperature across the region.
  • It replenishes water bodies like rivers, lakes, and reservoirs, ensuring water availability for drinking and irrigation purposes.
  • The monsoon plays a significant role in supporting the growth of various crops like rice, wheat, pulses, and oilseeds.
  • Its retreat usually starts from northwest India around September, gradually moving towards other regions.
  • The retreat signifies the end of the rainy season, leading to drier weather conditions and a decrease in precipitation.
  • Post-monsoon, farmers focus on harvesting their crops and preparing their fields for the winter season.
Overall, the Southwest monsoon and its retreat have a profound impact on agriculture, water resources, and the overall climate in northwest India.
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