Grand Forks, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Grand Forks, British Columbia, Canada, is known for the Kettle River, Christina Lake, and its Doukhobor heritage. The best time to travel to Grand Forks, Canada, is in July when the average air temperature is around 75°F (24°C) and the water temperature is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!