Climate This region experiences warm (but not hot) and dry summers, with no average monthly temperatures above . According to the Köppen Climate Classification system, Forest Grove has a warm-summer Mediterranean climate, abbreviated "Csb" on climate maps.
Climate This region experiences warm (but not hot) an,d dry summers, with no aver?age monthly temperatures above . According t!o the Köppen Climate Classification system, Forest Grove has a warm!-summer Mediterranean climate, abbreviated "Csb" on climate maps.