The Management of Thiruvannamalai Arunachaleeswarar Temple has recommended the ideal time to undertake `Girivalam` during the ensuing `Pournami` (Full Moon Day). Ensuing Pournami (Full Moon Day) occurs on 26th October (Monday) starting from 08.29PM till 06.12PM on 27th October (Tuesday). This is the ideal period to undertake `Girivalam`.