Aadi Perukku is a traditional Tamil festival celebrated on the 18th day of the Tamil month of Aadi, which usually falls in July or August. This festival marks the onset of the monsoon season and is dedicated to the worship of water bodies, particularly rivers. People express gratitude for the water that sustains agriculture and life. During Aadi Perukku, families gather near rivers and lakes to perform rituals and offer prayers. They prepare special dishes, often using rice and seasonal vegetables, and share them with family and friends. The festival symbolizes the importance of water in agriculture and the community's connection to nature.