September arabica coffee (KCU24) on Tuesday closed up +10.25 (+4.54%), and Sep ICE robusta coffee (RMU24) closed up +208 (+4.98%). Coffee prices rallied sharply on Tuesday and posted 2-week highs. Coffee prices jumped Tuesday on frost risks in Brazil after Rural Clima forecasted that temperatures in Brazil could drop to near freezing next week, damaging the country’s coffee crops. Coffee prices on Monday tumbled to 1-month lows on the increase in global coffee supplies after the International Coffee Organization (ICO) reported that global June coffee exports rose +3.8% y/y to 10.78 million bag…