Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth.Most precipitation falls as rain.recipitation: The Water Cycle. New! Water cycle for kids poster. Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most precipitation falls as rain.
Ranging from glacier-carved mountains to Mediterranean-climed beaches, California's climate defies a unified description. Two constants, the ocean and the region's semi-arid nature, account for the few aspects of the climate that remain unchanged throughout the state. No matter how hot the daytime temperatures, things always cool down on the coast and in the evenings.
Average Annual Precipitation. he Sierra Nevada, like much of California, has a Mediterranean climate of warm, dry summers (driven by high pressure systems off the coast) and cool wet winters (governed primarily by the onshore movement of winter storm fronts down the Pacific Coast).