It ends with an "Aaraatt",which falls on a Rohini star day in the Malayalam month of Meenam, when the deity is taken out of the temple, and is dipped in water, in the nearby Graamam in the Neyyar river.
The Pooram festival begins with the Karthika asterism and concludes with the Pooram asterism of the month of Meenam according to the Malayalam calendar (corresponding to the sun sign Pisces according to the Julian Calendar) to honour Kamadeva, the god of love.