Colachel, India offers 1 beach perfect for sunbathing, surfing, swimming, and more. Colachel, Tamil Nadu, India, is known for the Colachel War Memorial and its scenic coastal views. The best time to travel to Colachel, India, is from November to February, with average air temperatures around 25-30°C (77-86°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!