Karthigai Deepam is the festival of lights in Tamil Nadu and it is observed on the full moon day (or a day earlier) in the month of Karthigai (November-December). Karthigai Deepam 2024 date is December 13. The main event of the day is the lighting of traditional oil lamps in the evening after sunset. Karthigai is the name of one of the stars or Nakshatras and deepam is the term for light or diya. You can read the prayer chanted on the day in Tamil and English transliteration with meaning. Note - Tiruvannamalai Karthigai Maha Deepam is held on the evening of December 13, 2024. On the day, temples, homes and streets are decorated with traditional oil lamps. Special pujas and prayers are held in temples on the day. The famous Tiruvannamalai Bharani Deepam is held during the period. The lighting of lamp is an auspicious symbol and it is believed to usher in peace and prosperity. The day is also known as Vishnu Deepam , Vaikhanasa Deepam , Pancharatr