The Great Basin's climate is not wet and humid year-round.

The climate of the Great Basin is defined by hot summers, cold winters, and sparse rainfall. The region experiences significant seasonal temperature fluctuations, with very hot summers and chilly winters, especially in the higher altitudes. Rainfall is limited and mainly occurs in winter as snow, contributing to the area's desert and semi-arid conditions. The Great Basin is far from humid or wet year-round, as it falls within a rain shadow, leading to its arid environment. These conditions are crucial for shaping the unique landscapes and ecosystems found in this vast area.