November 2011 date 26 October 2012 date 13 November Celebrations Decorating homes with lights, Fireworks , distributing sweets and gifts Observances Prayers, Religious rituals (see puja ,  prashad ) Diwali lanterns Deepavali or Diwali, popularly known as the "festival of lights," is a  festival  celebrated between mid-October and mid-November for different reasons. For