Chethy, India offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chethy, Kerala, India, is known for its proximity to the scenic backwaters and the famous Alappuzha Beach. The best time to travel to Chethy, India, is from November to February, with average air temperatures around 25°C (77°F) and water temperatures near 28°C (82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!