Mumbai, India receives 99.5cm of rain (39.17 inches) within 24 hours, resulting in floods killing over 5,000 people.

Mumbai, also known as Bombay, is the capital city of the Indian state of Maharashtra. Mumbai is the financial capital and the most populous city proper of India with an estimated population of 12.5 million (1.25 crore). Mumbai is the centre of the Mumbai Metropolitan Region, which is among the most populous metropolitan areas in the world with a population of over 23 million. Mumbai lies on the Konkan coast on the west coast of India and has a deep natural harbour. In 2008, Mumbai was named an alpha world city. Mumbai has the highest number of billionaires out of any city in Asia.

The 2005 Maharashtra floods impacted many parts of the Indian state of Maharashtra including large areas of the metropolis Mumbai, a city located on the coast of the Arabian Sea, on the Western coast of India, in which approximately 1,094 people died. It occurred just one month after the June 2005 Gujarat floods. The term 26 July, is used to refer to the day when the city of Mumbai came to a standstill due to flooding.