Onakkoor Puthen Sabarimala Temple is located at Onakkor and is around 3 km from Piravom. The annual prathishta festival is observed in Makaram month. Hundreds of people participate in the various ritual on the day. Onakkoor Puthen Sabarimala Temple Prathishta festival 2016 date is January 29.
For the annual Prathishta anniversary, the shrine is traditionally decorated with plantain, coconut leaves, flowers, leaves, traditional lamps and lights.
The murti is freshly anointed and pujas are performed on the day.