The township has a hot-summer humid continental climate (Dfa) and the hardiness zone is 6b.

Average monthly temperatures in Ironton range from 28.4 °F (−2.0 °C) in January to 73.3 °F (22.9 °C) in July.

18.21% of all households were made up of individuals, and 7.25% had someone living alone who was 65 years of age or older.

Ironton, Kernsville, and Schnecksville Elementary Schools are located in North Whitehall Township.

[7] North Whitehall Township is also home to Lehigh Carbon Community College in Schnecksville.

[8] Interstate 476 follows the Pennsylvania Turnpike's Northeast Extension along a northwest–southeast alignment across southern and western portions of North Whitehall Township, but the closest interchange is in neighboring South Whitehall Township.

Another thoroughfare is Mauch Chunk Road, which runs from PA 329 in Ballietsville into Allentown.