Diwali Holidays 2024. Diwali is held on 15th day of the month of kartika in the hindu calendar and celebrates.  — according to the ancient hindu calendar, diwali is observed annually on amavasya, the fifteenth day of the month of kartik.

 — when is diwali in 2024? The hindu religious holiday of diwali, also called deepavali or the “festival of lights”, is not an official public holiday in the united kingdom.