Spain 3 Month Letras Yield was -0.51 percent on Tuesday August 20, according to over-the-counter interbank yield quotes for this government bond maturity. 3 Month Bill Yield in Spain averaged 0.30 percent from 2010 until 2019, reaching an all time high of 5.99 percent in November of 2011 and a record low of -0.75 percent in October of 2018. This page provides – Spain 3 Month Letras Yield- actual values, historical data, forecast, chart, statistics, economic calendar and news.