Why is the coast of Peru arid? The Peru Current brings warm water and warm winds to the shore. The cool ocean air warms as it travels inland. The warm air absorbs moisture, creating arid conditions along the coast. The Peru Current brings cold water and cool winds to the shore. The cool ocean air warms as it travels inland. The warm air absorbs moisture, creating arid conditions along the coast. The Peru Current brings cold water and warm winds to the shore. The cool ocean air warms as it travels inland. The warm air absorbs moisture, creating arid conditions along the coast. The Peru Current brings warm water and cool winds to the shore. The cool ocean air warms as it travels inland. The warm air absorbs moisture, creating arid conditions along the coast.