Amavasya or no moon day in August also known as Aadi Amavasi in Tamil Nadu, Karkidaka Vavu Bali in Kerala and Bheemana Amavasi in Karnataka. As per tradition, in some part of India it is observed as Shravan Amavasya and some part as Ashada Amavasya.
This day is considered both auspicious and inauspicious. As per tradition, people offer tharpanam a ritual for offering the tribute to their ancestors like their deceased father, mother or family members. They pray to their ancestors to remove the curse on their family and bless the family for good and happy life.
It is recommended that brahmins or those who wear the sacred thread from left shoulder to right shoulder to change it vise-versa before beginning of the ritual. You can seek a pujari help to do Tharpanam on this day. Tharpanam should always to be done to elder family members who are deceased and not for younger family members or to people who are still alive. The ritual can be performed in house, beaches or banks of sacred rivers, temples or sacred spots designated for tharpan or Pitra Tharpanam.
Amavasya or no moon day in 2016 falls on August 2, 2016 and begins at 3:14 AM and ends at 2:14 AM on August 3.