Final answer:
Philadelphia has a humid subtropical climate and falls under the temperate deciduous forest biome, characterized by four distinct seasons.
Step-by-step explanation:
Philadelphia has a humid subtropical climate characterized by hot, humid summers and cold winters. The city is located in the Mid-Atlantic region of the United States, which falls under the temperate deciduous forest biome. This biome is known for its four distinct seasons, with a variety of deciduous trees and a rich biodiversity.
Learn more about climate and biome of Philadelphia