Chettinagar, India offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chettinagar, Tamil Nadu, India, is known for its Chettinad Mansions and Chettinad Palace. The best time to travel to Chettinagar, India, is from November to February, with average air temperatures around 20-25°C (68-77°F) and water temperatures near 25°C (77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!