Happy Vishu 2023: One of the most celebrated and popular spring festivals celebrated in southern India, it marks new beginnings for Keralites. Vishu is celebrated across the states of Kerala and Karnataka with much joy and fanfare. The festival is a celebration of the solar cycle of the Hindu Calendar and marks the first day of the New Year for Malayali Hindus. Vishu marks the first day of the month of Medam in the Hindu Calendar when the Sun reaches the equator. Vishu Kani is being celebrated today, on April 15, 2023.