The average annual snowfall in the Sierra Nevada can exceed 300 inches, particularly at higher elevations.

The Sierra Nevada receives significant snowfall, especially at higher elevations. The average annual snowfall can exceed 300 inches (25 feet) in some areas, creating a deep snowpack that persists throughout the winter. This heavy snowfall is crucial for the region's water supply, as it provides a significant source of water for rivers, streams, and reservoirs during the spring and summer months.