The rupiah strengthened to Rp17,854 per US dollar on Wednesday, September 30, 2026, after previously weakening to near Rp18,000. The decline in oil prices also contributed to the strengthening.
The rupiah strengthened 56 points to Rp17,925 per US dollar on Wednesday (September 30, 2026). The decline in global oil prices was one of the factors supporting the rupiah's strength.