sgd to idrThis August 2020 , we are expecting FX_IDC:SGDIDR to tumble at 10,919.605 area. For the past two months the prices are compressed thtly. Hopefully before the 17th August Independence Day, IDR will emerge stronger than SGD. Here1 SGD to IDR stats. The performance of SGD to IDR in the last 30 days saw a 30 day hh of 12,852.1000 and a 30 day low of 12,647.7000. This means the 30 day average was 12,717.7033. The change for SGD to IDR was -0.95.