sgd to idrThe average for the month 13534. SGD to IDR forecast at the end of the month 13521, change for November -0.4%. SGD to IDR forecast for December 2025. In the beginning1 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