What environmental condition is typically found in temperate rain forests?

Temperate rainforests are characterized by high precipitation levels and moderate temperatures, making them distinct from other forest types. These regions typically receive ample moisture throughout the year, often exceeding 50 inches (127 cm) annually, which supports the rich biodiversity found within the forest ecosystem. The moderate temperatures—generally mild winters and cool summers—contribute to the unique climates of temperate rainforests, ensuring that conditions remain conducive for the growth of diverse plant species, including towering trees like Douglas firs and redwoods.

This combination of high precipitation and moderate temperatures creates the lush, green environment typical of temperate rainforests, providing essential habitats for a variety of wildlife, including numerous bird species, mammals, and amphibians. Thus, the correct answer reflects the defining climatic characteristics of temperate rainforests, which differentiate these ecosystems from those associated with other choices.