December arabica coffee (KCZ24) today is up +4.45 (+1.65%), and November ICE robusta coffee (RMX24) is up +101 (+1.85%). Coffee prices today extended this week’s sharp rally, with Dec arabica soaring to a 13-year nearest-futures high and Nov robusta climbing to a contract high. Adverse weather in key coffee-producing countries may curb global coffee production and has spurred fund buying of coffee futures. Brazil has been facing the driest weather since 1981, according to the natural disaster monitoring center Cemaden. Rainfall in Brazil has consistently been below average since April, damagin…