This is the annual temple festival. On the tenth day following the Kumbha Bharani the annual festival is celebrated in the temple for 13 days. Each day of the festival is organized by residents of each Kara numbering 13. special rituals are held in the temple premises. Every afternoon, cultural processions start form each Kara to the temple premises, with the accompaniment of drums, ornamented umbrellas, kuthiyottam songs, display of events from the Mahabharatha and the Ramayana, classical art forms, folk art form, different type of music, decorated structures and caparisoned elephants.
During the rituals at the temple Thottampattu is sung. Thottampattu is a devotional song sung by a certain section of the community residing in the far off Trivandrum. This song is sung in the temple only during the Etheralpu festival.
Performance of classical arts and other temple arts are conducted in the evening in the temple premises
