Deposit Interest Rate in Turkey remained unchanged at 12.50 percent in November from 12.50 percent in October of 2019. Deposit Interest Rate in Turkey averaged 40.27 percent from 1990 until 2019, reaching an all time high of 398.10 percent in April of 1994 and a record low of 1.50 percent in December of 2010. In Turkey, the Overnight Borrowing Rate refers to the rate under which banks lend or deposit money to the Central Bank. This page includes a chart with historical data for Deposit Interest Rate in Turkey.