Indian monsoon, the most prominent of the world’s monsoon systems, which primarily affects India and its surrounding water bodies. It blows from the northeast during cooler months and reverses direction to blow from the southwest during the warmest months of the year. This process brings large amounts of rainfall to the region during June and July.
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https://www.britannica.com/science/Indian-monsoon
Indian meteorological society
Technical
http://www.imd.gov.in/pages/monsoon_main.php
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