Avani Avittam falls on 13th August 2011. For detailed information on this festival click here.If you to perform the ritual at temple in Singapore.
Venue for the Upakarma will be
Sri Thendayuthapani Temple (also known as Chettiars Temple),
15 Tank Road, Singapore 238065.
For more details click here. It is organised by Singapore Dakshina Bharatha Brahmins Association.