Diwali is the Hindu festival of lights celebrated every year in autumn in the northern hemisphere (spring in southern hemisphere). One of the most popular festivals of Hinduism, it spiritually signifies the victory of light over darkness, good over evil, knowledge over ignorance, and hope over despair.
Diwali falls in either October or November each year, depending on the cycle of the moon. It’s observed on the 15th day of Kartik, the holiest month in the Hindu lunar calendar.
As per India’s official holiday calendar, Diwali in 2020 is today, coinciding with the 15th day of Kartik, the holiest month in the Hindu lunar calendar.