Geography According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.3%) is water. It is the fourth-largest county in Pennsylvania by land area and fifth-largest by total area. It has a warm-summer humid continental climate (Dfb) and average monthly temperatures in Wellsboro range from 22.8 °F in January to 68.2 °F in July.
Geography According to the U.S. Census Bureau the county has a total area of , of which is land and (0.3%) is water. It is the fourth-largest county in Pennsylvania by land area and fifth-largest by total area. It has a warm-summer humid continental climate (Dfb) and average monthly temperatures in Wellsboro range from 22.8 °F in January to 68.2 °F in July.