December arabica coffee (KCZ24) on Thursday closed down -6.35 (-2.55%), and Sep ICE robusta coffee (RMU24) closed down -51 (-1.03%). Coffee prices Thursday closed lower after the Brazilian real ([^USDBRL](https://www.barchart.com/forex/quotes/%5EUSDBRL/overview)) fell to a 2-week low against the dollar, fueling long liquidation in coffee futures. The weaker real is bearish for coffee as it encourages export selling by Brazil’s coffee producers. Arabica rallied to a 2-1/2 year nearest-futures high Tuesday, and robusta soared to a record high Wednesday as adverse weather conditions in Brazil and…