Buddha Jayanti Buddha jayanti is celebrated in the month of Vaisakh on the day of full moon. It is celebrated with full fervor in Bodh Gaya (Bihar), Sarnath (Uttar Pradesh) and Sanchi (Madhya Pradesh). It is believed that this day is very auspicious as Lord Buddha a) Born on this day b) Got Enlightenment c) Attained Nirwana ( Passed away)