Braintree, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Braintree is known for the South Shore Plaza, a major shopping destination in the region. The best time to travel to Braintree, United States, is in late spring (May to June) when the average air temperature is around 60-70°F, and water temperatures in nearby coastal areas are approximately 50-60°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!