According to the U.S. Census Bureau, the township has a total area of 11.6 square miles (30.1 km2), all of it land.

Banks has a warm-summer humid continental climate (Dfb) and the hardiness zones are 5b and 6a.

Average monthly temperatures in Junedale range from 23.7 °F in January to 69.8 °F in July.

[4] Route 93 passes through the township and Beaver Meadows, leading northwest 3 miles (5 km) to Hazleton and southeast 12 miles (19 km) to Jim Thorpe, the county seat of Carbon County.

Route 309 runs through the extreme west of the township via Audenried on its way between Hazleton to the north and Tamaqua to the south.

30.2% of all households were made up of individuals, and 16.1% had someone living alone who was 65 years of age or older.