The idol of the Tirupati Balaji always maintains a temperature of around 43.33 °C. The Tirumala Hills is at a height of about 3000 feet. Abhishegam sacred bath is done early in the morning around 4.30 a.m. to the idol with cold water, cold milk and other dravyams.
There is a traditional belief among the devotees that Lord Balaji opens his third eye and is visible at the time of Abhishegam. Morning bath of Bhagwan Tirupati Balaji, not everyone is blessed with this gift.