The festivals celebrated on the 5 days of Diwali 2025 are: Vagh Baras, Dhanteras Puja, Kali Chaudas, Diwali, New Year, Bhai Dooj, and Labh Pancham. Diwali is considered the biggest festival of Hinduism. It is not a single festival but a group of festivals that lasts for five days. This year, the first festival of Diwali, i.e., Dhanteras, will be celebrated on November 18th of November, Chhoti Diwali on the 19th of November, Big Diwali on the 20th, Govardhan Puja on the 22nd, and Bhai Dooj will be celebrated on the 23rd. Know the Diwali Calendar 2025 here.