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IMD Predicts Onset Of Rains On May 27: Is It Too Early? The Monsoon Arrival Dates Since 2015
News Desk | May 23, 2025 11:51 AM CST

Monsoon In India 2025: The onset of the Indianmonsoon, officially declared by the India Meteorological Department (IMD) over Kerala, is a pivotal event in the country’s annual climate calendar. Over the past decade, the monsoon has shown variations in arrival dates, which hold significant implications for agriculture, water resources, and the broader Indian economy. With the IMD forecasting an earlyonsetin 2025 around May 27, a look at the historical pattern and why the seasonal phenomenon is critical. The usual date for the monsoon onset over Kerala is June 1. As the table shows, the monsoon has arrived early in some years (like 2018, 2022, and 2024) and has been delayed in others (like 2015, 2016, and 2019). These variations are closely monitored by meteorologists, farmers, and policymakers due to the direct consequences on the kharif crop cycle and water storage levels across the country. India’s economy is still significantly dependent on the monsoon, particularly the southwest monsoon, which brings about 70% of the country’s annual rainfall. This seasonal rainfall supports over 50% of India’s agriculture, a sector that employs more than 40% of the population. Even with the growth of irrigation infrastructure, nearly half of the country’s farmland remains rain-fed. Timely monsoon onset and evenly distributed rainfall help ensure good crop yields, reduce food inflation, and improve rural incomes. For instance, early or normalmonsoonarrival generally boosts the sowing of rice, pulses, and coarse cereals. On the other hand, a delayed or deficient monsoon can lead to droughts, lower agricultural output, and higher food prices, which ripple through the economy. Beyond agriculture, the monsoon also affects hydropower generation, drinking water supply in urban areas, and the overall groundwater recharge. Industries such as fertilisers, tractors, consumer goods, and rural banking are also directly impacted by the strength and timing of the monsoon. Swipe Left For Next Video The IMD’sforecastof an early onset in 2025 is good news, especially if it is followed by well-distributed rainfall. Government agencies and farmers can use this time to prepare better — from seed planning to water management strategies. The Indian monsoon is not just a weather event — it’s the lifeline of the nation’s economy. Understanding its patterns, especially through reliable IMD data, helps the country prepare better and mitigate risks. With climate change adding uncertainty, monitoring and adapting to monsoon variability is more important than ever.


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