The southwest monsoon seasonal rainfall over the Monsoon Core Zone (MCZ) consisting of most of the rainfed agriculture areas in the country is most likely to be above normal (>106% of LPA). During June to September 2025 , normal to above normal rainfall is very likely over most parts of the country except some areas of Northwest and East India and many areas of Northeast India where below normal rainfall is very likely. In 2025 , the southwest monsoon arrived over Kerala on May 24, the earliest since 2009, beating the usual June 1 onset. The India Meteorological Department (IMD) confirmed the onset based on specific rainfall, wind, and satellite criteria. Check Monsoon 2025 arrival dates across India. From Kerala to the Northeast, here’s when the rainy season begins in your region. Full timeline inside. चक्रवात 'मोंथा' कमजोर होकर निम्न दबाव में तब्दील, MP,छत्तीसगढ़, बिहार और बंगाल में भारी बारिश 30/10/ 2025