Halfmoon Bay, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Halfmoon Bay, British Columbia, Canada, is known for Smuggler Cove Marine Provincial Park and the stunning views of the Sunshine Coast. The best time to travel to Halfmoon Bay, Canada, is during the summer months of June to August, when the average air temperature is around 20°C (68°F) and the water temperature is approximately 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!