Chennai formerly Madras, is the Capital city of the Indian State of Tamil Nadu. Located on the Coromandel Coast off the Bay of Bengal, it is a major commercial, cultural, and educational centre in South India, while the Port of Chennai is the second largest Port in India. The Marina Beach runs for 6 km along the shoreline of the city and is the second longest urban beach in the world. As of the 2011 census, the city had 4.68 million residents making it the sixth most populous city in India; the urban agglomeration, which comprises the city and its suburbs, is home to approximately 8.9 million, making it the fourth most populous metropolitan city in the country.
Chennai has a tropical climate, specifically a tropical wet and dry climate. The weather is hot and humid for most of the year. The hottest part of the year is late May to early June with maximum temperatures around 35-40 °C (95-104 °F). The coolest part of the year is January, with minimum temperatures around 15-22 °C (59-72 °F). The city gets most of its seasonal rainfall from the north-east monsoon winds, from mid-October to mid-December.
Chennai's economy has a broad industrial base in the automobile, computer, technology, hardware manufacturing and healthcare industries. The city is India's second largest exporter of software, Information Technology (IT) and Information Technology Enabled Services (ITES). A major chunk of India's automobile manufacturing industry is based in and around the city. Chennai accounts for 30% of the country's automotive exports and 40% of the auto components, which leads it to be called as 'The Detroit of Asia'.
Chennai is an important centre for Carnatic music and hosts a large cultural event, the annual Madras Music Season, which includes performances by hundreds of artists. The city has a vibrant theatre scene and is an important centre for the Bharatanatyam a classical dance form. The Tamil film industry, the second largest film industry in India, is also based in Chennai.