Ahead of the looming US interest rate hike in mid-December, the Indonesian rupiah has been weakening against the US dollar. So far this year, the rupiah has depreciated about 11 percent against the greenback. The US Federal Reserve is scheduled to conduct a crucial meeting on 15-16 December.

Indonesian Rupiah versus US Dollar (JISDOR):

| Source: Bank Indonesia

In a statement published on its official website, Bank Indonesia said "[the foreign exchange assets at the end of November 2015 cover 7.1 months of imports or 6.9 months of imports and servicing of government external debt repayment, well above the international standards of reserves adequacy at three months of imports".

Indonesia's Foreign Exchange Reserves 2008-2015:

    2008   2009
  2010   2011   2012   2013   2014   2015²
Foreign Exchange
  51.6   66.1   96.2  110.1  112.8    99.4   111.9   100.2

¹ in billion US dollar
² at end-November 2015
Source: Bank Indonesia